diff --git a/accessapproval/apiv1/doc.go b/accessapproval/apiv1/doc.go
index b78445d67d4..2d5c62e2be1 100644
--- a/accessapproval/apiv1/doc.go
+++ b/accessapproval/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/analytics/admin/apiv1alpha/analytics_admin_client.go b/analytics/admin/apiv1alpha/analytics_admin_client.go
index 8321bb93aa4..9123b9fec42 100644
--- a/analytics/admin/apiv1alpha/analytics_admin_client.go
+++ b/analytics/admin/apiv1alpha/analytics_admin_client.go
@@ -68,12 +68,10 @@ type AnalyticsAdminCallOptions struct {
 	GetIosAppDataStream               []gax.CallOption
 	DeleteIosAppDataStream            []gax.CallOption
 	UpdateIosAppDataStream            []gax.CallOption
-	CreateIosAppDataStream            []gax.CallOption
 	ListIosAppDataStreams             []gax.CallOption
 	GetAndroidAppDataStream           []gax.CallOption
 	DeleteAndroidAppDataStream        []gax.CallOption
 	UpdateAndroidAppDataStream        []gax.CallOption
-	CreateAndroidAppDataStream        []gax.CallOption
 	ListAndroidAppDataStreams         []gax.CallOption
 	GetEnhancedMeasurementSettings    []gax.CallOption
 	UpdateEnhancedMeasurementSettings []gax.CallOption
@@ -87,6 +85,7 @@ type AnalyticsAdminCallOptions struct {
 	DeleteGoogleAdsLink               []gax.CallOption
 	ListGoogleAdsLinks                []gax.CallOption
 	GetDataSharingSettings            []gax.CallOption
+	SearchChangeHistoryEvents         []gax.CallOption
 }
 
 func defaultAnalyticsAdminClientOptions() []option.ClientOption {
@@ -154,12 +153,10 @@ func defaultAnalyticsAdminCallOptions() *AnalyticsAdminCallOptions {
 		GetIosAppDataStream:               []gax.CallOption{},
 		DeleteIosAppDataStream:            []gax.CallOption{},
 		UpdateIosAppDataStream:            []gax.CallOption{},
-		CreateIosAppDataStream:            []gax.CallOption{},
 		ListIosAppDataStreams:             []gax.CallOption{},
 		GetAndroidAppDataStream:           []gax.CallOption{},
 		DeleteAndroidAppDataStream:        []gax.CallOption{},
 		UpdateAndroidAppDataStream:        []gax.CallOption{},
-		CreateAndroidAppDataStream:        []gax.CallOption{},
 		ListAndroidAppDataStreams:         []gax.CallOption{},
 		GetEnhancedMeasurementSettings:    []gax.CallOption{},
 		UpdateEnhancedMeasurementSettings: []gax.CallOption{},
@@ -184,6 +181,18 @@ func defaultAnalyticsAdminCallOptions() *AnalyticsAdminCallOptions {
 				})
 			}),
 		},
+		SearchChangeHistoryEvents: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.Unavailable,
+					codes.Unknown,
+				}, gax.Backoff{
+					Initial:    1000 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
 	}
 }
 
@@ -540,7 +549,7 @@ func (c *AnalyticsAdminClient) CreateProperty(ctx context.Context, req *adminpb.
 // https://support.google.com/analytics/answer/6154772 (at https://support.google.com/analytics/answer/6154772)
 //
 // Returns an error if the target is not found, or is not an GA4 Property.
-func (c *AnalyticsAdminClient) DeleteProperty(ctx context.Context, req *adminpb.DeletePropertyRequest, opts ...gax.CallOption) error {
+func (c *AnalyticsAdminClient) DeleteProperty(ctx context.Context, req *adminpb.DeletePropertyRequest, opts ...gax.CallOption) (*adminpb.Property, error) {
 	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
 		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
 		defer cancel()
@@ -549,12 +558,16 @@ func (c *AnalyticsAdminClient) DeleteProperty(ctx context.Context, req *adminpb.
 	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
 	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
 	opts = append(c.CallOptions.DeleteProperty[0:len(c.CallOptions.DeleteProperty):len(c.CallOptions.DeleteProperty)], opts...)
+	var resp *adminpb.Property
 	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
 		var err error
-		_, err = c.analyticsAdminClient.DeleteProperty(ctx, req, settings.GRPC...)
+		resp, err = c.analyticsAdminClient.DeleteProperty(ctx, req, settings.GRPC...)
 		return err
 	}, opts...)
-	return err
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
 }
 
 // UpdateProperty updates a property.
@@ -1034,36 +1047,6 @@ func (c *AnalyticsAdminClient) UpdateIosAppDataStream(ctx context.Context, req *
 	return resp, nil
 }
 
-// CreateIosAppDataStream creates an iOS app stream with the specified location and attributes.
-//
-// Note that an iOS app stream must be linked to a Firebase app to receive
-// traffic.
-//
-// To create a working app stream, make sure your property is linked to a
-// Firebase project. Then, use the Firebase API to create a Firebase app,
-// which will also create an appropriate data stream in Analytics (may take up
-// to 24 hours).
-func (c *AnalyticsAdminClient) CreateIosAppDataStream(ctx context.Context, req *adminpb.CreateIosAppDataStreamRequest, opts ...gax.CallOption) (*adminpb.IosAppDataStream, error) {
-	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
-		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
-		defer cancel()
-		ctx = cctx
-	}
-	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
-	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
-	opts = append(c.CallOptions.CreateIosAppDataStream[0:len(c.CallOptions.CreateIosAppDataStream):len(c.CallOptions.CreateIosAppDataStream)], opts...)
-	var resp *adminpb.IosAppDataStream
-	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
-		var err error
-		resp, err = c.analyticsAdminClient.CreateIosAppDataStream(ctx, req, settings.GRPC...)
-		return err
-	}, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
 // ListIosAppDataStreams returns child iOS app data streams under the specified parent property.
 //
 // iOS app data streams will be excluded if the caller does not have access.
@@ -1170,36 +1153,6 @@ func (c *AnalyticsAdminClient) UpdateAndroidAppDataStream(ctx context.Context, r
 	return resp, nil
 }
 
-// CreateAndroidAppDataStream creates an Android app stream with the specified location and attributes.
-//
-// Note that an Android app stream must be linked to a Firebase app to receive
-// traffic.
-//
-// To create a working app stream, make sure your property is linked to a
-// Firebase project. Then, use the Firebase API to create a Firebase app,
-// which will also create an appropriate data stream in Analytics (may take up
-// to 24 hours).
-func (c *AnalyticsAdminClient) CreateAndroidAppDataStream(ctx context.Context, req *adminpb.CreateAndroidAppDataStreamRequest, opts ...gax.CallOption) (*adminpb.AndroidAppDataStream, error) {
-	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
-		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
-		defer cancel()
-		ctx = cctx
-	}
-	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
-	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
-	opts = append(c.CallOptions.CreateAndroidAppDataStream[0:len(c.CallOptions.CreateAndroidAppDataStream):len(c.CallOptions.CreateAndroidAppDataStream)], opts...)
-	var resp *adminpb.AndroidAppDataStream
-	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
-		var err error
-		resp, err = c.analyticsAdminClient.CreateAndroidAppDataStream(ctx, req, settings.GRPC...)
-		return err
-	}, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
 // ListAndroidAppDataStreams returns child android app streams under the specified parent property.
 //
 // Android app streams will be excluded if the caller does not have access.
@@ -1547,6 +1500,48 @@ func (c *AnalyticsAdminClient) GetDataSharingSettings(ctx context.Context, req *
 	return resp, nil
 }
 
+// SearchChangeHistoryEvents searches through all changes to an account or its children given the
+// specified set of filters.
+func (c *AnalyticsAdminClient) SearchChangeHistoryEvents(ctx context.Context, req *adminpb.SearchChangeHistoryEventsRequest, opts ...gax.CallOption) *ChangeHistoryEventIterator {
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "account", url.QueryEscape(req.GetAccount())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append(c.CallOptions.SearchChangeHistoryEvents[0:len(c.CallOptions.SearchChangeHistoryEvents):len(c.CallOptions.SearchChangeHistoryEvents)], opts...)
+	it := &ChangeHistoryEventIterator{}
+	req = proto.Clone(req).(*adminpb.SearchChangeHistoryEventsRequest)
+	it.InternalFetch = func(pageSize int, pageToken string) ([]*adminpb.ChangeHistoryEvent, string, error) {
+		var resp *adminpb.SearchChangeHistoryEventsResponse
+		req.PageToken = pageToken
+		if pageSize > math.MaxInt32 {
+			req.PageSize = math.MaxInt32
+		} else {
+			req.PageSize = int32(pageSize)
+		}
+		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+			var err error
+			resp, err = c.analyticsAdminClient.SearchChangeHistoryEvents(ctx, req, settings.GRPC...)
+			return err
+		}, opts...)
+		if err != nil {
+			return nil, "", err
+		}
+
+		it.Response = resp
+		return resp.GetChangeHistoryEvents(), resp.GetNextPageToken(), nil
+	}
+	fetch := func(pageSize int, pageToken string) (string, error) {
+		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
+		if err != nil {
+			return "", err
+		}
+		it.items = append(it.items, items...)
+		return nextPageToken, nil
+	}
+	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
+	it.pageInfo.MaxSize = int(req.GetPageSize())
+	it.pageInfo.Token = req.GetPageToken()
+	return it
+}
+
 // AccountIterator manages a stream of *adminpb.Account.
 type AccountIterator struct {
 	items    []*adminpb.Account
@@ -1735,6 +1730,53 @@ func (it *AuditUserLinkIterator) takeBuf() interface{} {
 	return b
 }
 
+// ChangeHistoryEventIterator manages a stream of *adminpb.ChangeHistoryEvent.
+type ChangeHistoryEventIterator struct {
+	items    []*adminpb.ChangeHistoryEvent
+	pageInfo *iterator.PageInfo
+	nextFunc func() error
+
+	// Response is the raw response for the current page.
+	// It must be cast to the RPC response type.
+	// Calling Next() or InternalFetch() updates this value.
+	Response interface{}
+
+	// InternalFetch is for use by the Google Cloud Libraries only.
+	// It is not part of the stable interface of this package.
+	//
+	// InternalFetch returns results from a single call to the underlying RPC.
+	// The number of results is no greater than pageSize.
+	// If there are no more results, nextPageToken is empty and err is nil.
+	InternalFetch func(pageSize int, pageToken string) (results []*adminpb.ChangeHistoryEvent, nextPageToken string, err error)
+}
+
+// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
+func (it *ChangeHistoryEventIterator) PageInfo() *iterator.PageInfo {
+	return it.pageInfo
+}
+
+// Next returns the next result. Its second return value is iterator.Done if there are no more
+// results. Once Next returns Done, all subsequent calls will return Done.
+func (it *ChangeHistoryEventIterator) Next() (*adminpb.ChangeHistoryEvent, error) {
+	var item *adminpb.ChangeHistoryEvent
+	if err := it.nextFunc(); err != nil {
+		return item, err
+	}
+	item = it.items[0]
+	it.items = it.items[1:]
+	return item, nil
+}
+
+func (it *ChangeHistoryEventIterator) bufLen() int {
+	return len(it.items)
+}
+
+func (it *ChangeHistoryEventIterator) takeBuf() interface{} {
+	b := it.items
+	it.items = nil
+	return b
+}
+
 // FirebaseLinkIterator manages a stream of *adminpb.FirebaseLink.
 type FirebaseLinkIterator struct {
 	items    []*adminpb.FirebaseLink
diff --git a/analytics/admin/apiv1alpha/analytics_admin_client_example_test.go b/analytics/admin/apiv1alpha/analytics_admin_client_example_test.go
index 322f204ad69..d7fdb2b4395 100644
--- a/analytics/admin/apiv1alpha/analytics_admin_client_example_test.go
+++ b/analytics/admin/apiv1alpha/analytics_admin_client_example_test.go
@@ -232,6 +232,8 @@ func ExampleAnalyticsAdminClient_CreateProperty() {
 }
 
 func ExampleAnalyticsAdminClient_DeleteProperty() {
+	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
+
 	ctx := context.Background()
 	c, err := admin.NewAnalyticsAdminClient(ctx)
 	if err != nil {
@@ -241,10 +243,12 @@ func ExampleAnalyticsAdminClient_DeleteProperty() {
 	req := &adminpb.DeletePropertyRequest{
 		// TODO: Fill request struct fields.
 	}
-	err = c.DeleteProperty(ctx, req)
+	resp, err := c.DeleteProperty(ctx, req)
 	if err != nil {
 		// TODO: Handle error.
 	}
+	// TODO: Use resp.
+	_ = resp
 }
 
 func ExampleAnalyticsAdminClient_UpdateProperty() {
@@ -632,26 +636,6 @@ func ExampleAnalyticsAdminClient_UpdateIosAppDataStream() {
 	_ = resp
 }
 
-func ExampleAnalyticsAdminClient_CreateIosAppDataStream() {
-	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
-
-	ctx := context.Background()
-	c, err := admin.NewAnalyticsAdminClient(ctx)
-	if err != nil {
-		// TODO: Handle error.
-	}
-
-	req := &adminpb.CreateIosAppDataStreamRequest{
-		// TODO: Fill request struct fields.
-	}
-	resp, err := c.CreateIosAppDataStream(ctx, req)
-	if err != nil {
-		// TODO: Handle error.
-	}
-	// TODO: Use resp.
-	_ = resp
-}
-
 func ExampleAnalyticsAdminClient_ListIosAppDataStreams() {
 	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
 	// import "google.golang.org/api/iterator"
@@ -735,26 +719,6 @@ func ExampleAnalyticsAdminClient_UpdateAndroidAppDataStream() {
 	_ = resp
 }
 
-func ExampleAnalyticsAdminClient_CreateAndroidAppDataStream() {
-	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
-
-	ctx := context.Background()
-	c, err := admin.NewAnalyticsAdminClient(ctx)
-	if err != nil {
-		// TODO: Handle error.
-	}
-
-	req := &adminpb.CreateAndroidAppDataStreamRequest{
-		// TODO: Fill request struct fields.
-	}
-	resp, err := c.CreateAndroidAppDataStream(ctx, req)
-	if err != nil {
-		// TODO: Handle error.
-	}
-	// TODO: Use resp.
-	_ = resp
-}
-
 func ExampleAnalyticsAdminClient_ListAndroidAppDataStreams() {
 	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
 	// import "google.golang.org/api/iterator"
@@ -1027,3 +991,30 @@ func ExampleAnalyticsAdminClient_GetDataSharingSettings() {
 	// TODO: Use resp.
 	_ = resp
 }
+
+func ExampleAnalyticsAdminClient_SearchChangeHistoryEvents() {
+	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
+	// import "google.golang.org/api/iterator"
+
+	ctx := context.Background()
+	c, err := admin.NewAnalyticsAdminClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &adminpb.SearchChangeHistoryEventsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.SearchChangeHistoryEvents(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
diff --git a/analytics/admin/apiv1alpha/doc.go b/analytics/admin/apiv1alpha/doc.go
index 1619b43f7e1..6ea7e557f0c 100644
--- a/analytics/admin/apiv1alpha/doc.go
+++ b/analytics/admin/apiv1alpha/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/analytics/admin/apiv1alpha/gapic_metadata.json b/analytics/admin/apiv1alpha/gapic_metadata.json
index 287eacc1bfa..7df5658e888 100644
--- a/analytics/admin/apiv1alpha/gapic_metadata.json
+++ b/analytics/admin/apiv1alpha/gapic_metadata.json
@@ -35,11 +35,6 @@
                 "BatchUpdateUserLinks"
               ]
             },
-            "CreateAndroidAppDataStream": {
-              "methods": [
-                "CreateAndroidAppDataStream"
-              ]
-            },
             "CreateFirebaseLink": {
               "methods": [
                 "CreateFirebaseLink"
@@ -50,11 +45,6 @@
                 "CreateGoogleAdsLink"
               ]
             },
-            "CreateIosAppDataStream": {
-              "methods": [
-                "CreateIosAppDataStream"
-              ]
-            },
             "CreateProperty": {
               "methods": [
                 "CreateProperty"
@@ -205,6 +195,11 @@
                 "ProvisionAccountTicket"
               ]
             },
+            "SearchChangeHistoryEvents": {
+              "methods": [
+                "SearchChangeHistoryEvents"
+              ]
+            },
             "UpdateAccount": {
               "methods": [
                 "UpdateAccount"
diff --git a/analytics/data/apiv1alpha/doc.go b/analytics/data/apiv1alpha/doc.go
index 0f8332f0ec4..0f5b6c9d313 100644
--- a/analytics/data/apiv1alpha/doc.go
+++ b/analytics/data/apiv1alpha/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/apigateway/apiv1/doc.go b/apigateway/apiv1/doc.go
index 4f3ac61b9a5..332cdb7a6ea 100644
--- a/apigateway/apiv1/doc.go
+++ b/apigateway/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/appengine/apiv1/doc.go b/appengine/apiv1/doc.go
index 3563d6dedf5..6b20cb74297 100644
--- a/appengine/apiv1/doc.go
+++ b/appengine/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/area120/tables/apiv1alpha1/doc.go b/area120/tables/apiv1alpha1/doc.go
index e0e09ac2e25..b0e4a48886f 100644
--- a/area120/tables/apiv1alpha1/doc.go
+++ b/area120/tables/apiv1alpha1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/artifactregistry/apiv1beta2/doc.go b/artifactregistry/apiv1beta2/doc.go
index c9d1bedf923..070bf80494c 100644
--- a/artifactregistry/apiv1beta2/doc.go
+++ b/artifactregistry/apiv1beta2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/asset/apiv1/doc.go b/asset/apiv1/doc.go
index 164f49aa951..e388f0bb8ed 100644
--- a/asset/apiv1/doc.go
+++ b/asset/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/asset/apiv1p2beta1/doc.go b/asset/apiv1p2beta1/doc.go
index 2616bb89b75..70991ec04c8 100644
--- a/asset/apiv1p2beta1/doc.go
+++ b/asset/apiv1p2beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/asset/apiv1p5beta1/doc.go b/asset/apiv1p5beta1/doc.go
index 568fd4e38fc..a7306772255 100644
--- a/asset/apiv1p5beta1/doc.go
+++ b/asset/apiv1p5beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/assuredworkloads/apiv1beta1/doc.go b/assuredworkloads/apiv1beta1/doc.go
index b90514ed9f6..8d16dc902e2 100644
--- a/assuredworkloads/apiv1beta1/doc.go
+++ b/assuredworkloads/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/automl/apiv1/doc.go b/automl/apiv1/doc.go
index bd860d48150..8171b4cecf3 100644
--- a/automl/apiv1/doc.go
+++ b/automl/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/automl/apiv1beta1/doc.go b/automl/apiv1beta1/doc.go
index 2bede06844e..048f94987eb 100644
--- a/automl/apiv1beta1/doc.go
+++ b/automl/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/connection/apiv1/doc.go b/bigquery/connection/apiv1/doc.go
index 5f88d388613..62d8f2833ca 100644
--- a/bigquery/connection/apiv1/doc.go
+++ b/bigquery/connection/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/connection/apiv1beta1/doc.go b/bigquery/connection/apiv1beta1/doc.go
index dc8f347a4fe..40db2eef202 100644
--- a/bigquery/connection/apiv1beta1/doc.go
+++ b/bigquery/connection/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/datatransfer/apiv1/doc.go b/bigquery/datatransfer/apiv1/doc.go
index 8a6bb443a1f..bf0eb98c016 100644
--- a/bigquery/datatransfer/apiv1/doc.go
+++ b/bigquery/datatransfer/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/go.mod b/bigquery/go.mod
index 27a46aef777..3bd05fb28ac 100644
--- a/bigquery/go.mod
+++ b/bigquery/go.mod
@@ -9,6 +9,6 @@ require (
 	github.com/google/go-cmp v0.5.5
 	github.com/googleapis/gax-go/v2 v2.0.5
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 )
diff --git a/bigquery/go.sum b/bigquery/go.sum
index dda55e22345..cd181aebd36 100644
--- a/bigquery/go.sum
+++ b/bigquery/go.sum
@@ -425,8 +425,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/bigquery/reservation/apiv1/doc.go b/bigquery/reservation/apiv1/doc.go
index 8a283963cff..cd9e8da8768 100644
--- a/bigquery/reservation/apiv1/doc.go
+++ b/bigquery/reservation/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/reservation/apiv1beta1/doc.go b/bigquery/reservation/apiv1beta1/doc.go
index c19b6073a25..c6e693a6231 100644
--- a/bigquery/reservation/apiv1beta1/doc.go
+++ b/bigquery/reservation/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1/doc.go b/bigquery/storage/apiv1/doc.go
index a62352a5b1e..8dec9781c68 100644
--- a/bigquery/storage/apiv1/doc.go
+++ b/bigquery/storage/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1alpha2/doc.go b/bigquery/storage/apiv1alpha2/doc.go
index 8f99cc86aff..8d9035ea48a 100644
--- a/bigquery/storage/apiv1alpha2/doc.go
+++ b/bigquery/storage/apiv1alpha2/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1beta1/doc.go b/bigquery/storage/apiv1beta1/doc.go
index 9d3c35c17e4..4dcbc061551 100644
--- a/bigquery/storage/apiv1beta1/doc.go
+++ b/bigquery/storage/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigquery/storage/apiv1beta2/doc.go b/bigquery/storage/apiv1beta2/doc.go
index 2c2e8fe8e2e..563bb434c22 100644
--- a/bigquery/storage/apiv1beta2/doc.go
+++ b/bigquery/storage/apiv1beta2/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/bigtable/go.mod b/bigtable/go.mod
index 7b7baf1bb7e..6cb5df2dc28 100644
--- a/bigtable/go.mod
+++ b/bigtable/go.mod
@@ -11,7 +11,7 @@ require (
 	golang.org/x/oauth2 v0.0.0-20210413134643-5e61552d6c78
 	golang.org/x/sys v0.0.0-20210412220455-f1c623a9e750
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 	google.golang.org/protobuf v1.26.0
 	rsc.io/binaryregexp v0.2.0
diff --git a/bigtable/go.sum b/bigtable/go.sum
index d8e82906d47..11110aba8b2 100644
--- a/bigtable/go.sum
+++ b/bigtable/go.sum
@@ -24,59 +24,40 @@ cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNF
 cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc=
 cloud.google.com/go/bigquery v1.5.0/go.mod h1:snEHRnqQbz117VIFhE8bmtwIDY80NLUZUMb4Nv6dBIg=
 cloud.google.com/go/bigquery v1.7.0/go.mod h1://okPTzCYNXSlb24MZs83e2Do+h+VXtc4gLoIoXIAPc=
-cloud.google.com/go/bigquery v1.8.0 h1:PQcPefKFdaIzjQFbiyOgAqyx8q5djaE7x9Sqe712DPA=
 cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM77hZzJN/fQ=
 cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE=
-cloud.google.com/go/datastore v1.1.0 h1:/May9ojXjRkPBNVrq+oWLqmWCkr4OU5uRY29bu0mRyQ=
 cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk=
 cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
 cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw=
 cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA=
-cloud.google.com/go/pubsub v1.3.1 h1:ukjixP1wl0LpnZ6LWtZJ0mX5tBmjp1f8Sqer8Z2OMUU=
 cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU=
 cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
 cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
 cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohlUTyfDhBk=
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
-cloud.google.com/go/storage v1.10.0 h1:STgFzyU5/8miMl0//zKh2aQeTyeaUH3WN9bSUiJ09bA=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
-dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9 h1:VpgP7xuJadIUuKccphEpTJnWhS2jkQyMt6Y7pJCD7fY=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802 h1:1BDTz0u9nC3//pOCMdNH+CiXJVYJh5UQNCOBG7jbELc=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/census-instrumentation/opencensus-proto v0.2.1 h1:glEXhBS5PSLLv4IXzLA5yPRVX4bilULVyxxbrfOtDAk=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
-github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5OhCuC+XN+r/bBCmeuuJtjz+bCNIf8=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
-github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 h1:q763qf9huN11kDQavWsoZXJNW3xEE4JJyHa5Q25/sd8=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
-github.com/client9/misspell v0.3.4 h1:ta993UF76GwbvJcIo3Y68y/M3WxlpEHPWIGDkJYwzJI=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
 github.com/cncf/udpa/go v0.0.0-20200629203442-efcf912fb354/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
-github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403 h1:cqQfy1jclcSy/FwLjemeg3SR1yaINm74aQyupQ0Bl8M=
 github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5ynNVH9qI8YYLbd1fK2po=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
-github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d h1:QyzYnTnPE15SQyUeqU6qLbWxMkwyAyu+vGksa0b7j00=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
-github.com/envoyproxy/protoc-gen-validate v0.1.0 h1:EQciDnbrYxy13PgWoY8AqoxGiPrpgBZ1R8UNe3ddc+A=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
-github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1 h1:QbL/5oDUmRBzO9/Z7Seo6zf912W/a6Sr4Eu0G/3Jho0=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
-github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4 h1:WtGNWLvXpe6ZudgnXrq0barxBImvnnJoMEhXAzcbM0I=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
-github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20191227052852-215e87163ea7/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
@@ -89,7 +70,6 @@ github.com/golang/mock v1.4.0/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt
 github.com/golang/mock v1.4.1/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
 github.com/golang/mock v1.4.3/go.mod h1:UOMv5ysSaYNkG+OFQykRIcU/QvvxJf3p21QfJ2Bt3cw=
 github.com/golang/mock v1.4.4/go.mod h1:l3mdAwkq5BuhzHwde/uurv3sEJeZMXNpwsxVWU71h+4=
-github.com/golang/mock v1.5.0 h1:jlYHihg//f7RRwuPfptm04yp4s7O6Kw8EZiVYIGcH0g=
 github.com/golang/mock v1.5.0/go.mod h1:CWnOUgYIOo4TcNZ0wHX3YZCqsaM1I1Jvs6v3mP3KVu8=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
@@ -125,10 +105,8 @@ github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
 github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
 github.com/google/martian/v3 v3.0.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
-github.com/google/martian/v3 v3.1.0 h1:wCKgOCHuUEVfsaQLpPSJb7VdYCdTVZQAuOdYm1yc/60=
 github.com/google/martian/v3 v3.1.0/go.mod h1:y5Zk1BBys9G+gd6Jrk0W3cC1+ELVxBWuIGO+w/tUAp0=
 github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/pprof v0.0.0-20190515194954-54271f7e092f/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
@@ -140,48 +118,33 @@ github.com/google/pprof v0.0.0-20200708004538-1a94d8640e99/go.mod h1:ZgVRPoUq/hf
 github.com/google/pprof v0.0.0-20201023163331-3e6fc7fc9c4c/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/pprof v0.0.0-20201203190320-1bf35d6f28c2/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/pprof v0.0.0-20210122040257-d980be63207e/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
-github.com/google/pprof v0.0.0-20210226084205-cbba55b83ad5 h1:zIaiqGYDQwa4HVx5wGRTXbx38Pqxjemn4BP98wpzpXo=
 github.com/google/pprof v0.0.0-20210226084205-cbba55b83ad5/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
-github.com/google/renameio v0.1.0 h1:GOZbcHa3HfsPKPlmyPyN2KEohoMXOhdMbHrvbpl2QaA=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
-github.com/google/uuid v1.1.2 h1:EVhdT+1Kseyi1/pUmXKaFxYsDNy9RQYkMWRH68J/W7Y=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
 github.com/googleapis/gax-go/v2 v2.0.5 h1:sjZBwGj9Jlw33ImPtvFviGYvseOtDM7hkSKB7+Tv3SM=
 github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
-github.com/hashicorp/golang-lru v0.5.1 h1:0hERBMJE1eitiLkihrMvRVBYAkpHzc/J3QdDN+dAcgU=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
-github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639 h1:mV02weKRL81bEnm8A0HT1/CAelMQDBuQIfLw8n+d6xI=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/jstemmer/go-junit-report v0.9.1 h1:6QPYqodiu3GuPL+7mfx+NwDdp2eTkp9IfEUpgAwUN0o=
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
-github.com/kisielk/gotool v1.0.0 h1:AV2c/EiW3KqPNT9ZKl07ehoAGi4C5/01Cfbblndcapg=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
-github.com/kr/pty v1.1.1 h1:VkoXIwSboBpnk99O/KFauAEILuNHv5DVFKZMBN/gUgw=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4 h1:gQz4mCbXsO+nc9n1hCxHcGA3Zx3Eo+UHZoInFGUIXNM=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
-github.com/rogpeppe/go-internal v1.3.0 h1:RR9dF3JtopPvtkroDZuVD7qquD0bnHlKSqaQhgwt8yk=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
-github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
-github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
-github.com/yuin/goldmark v1.2.1 h1:ruQGxdhGHe7FWOJPT0mKs5+pD2Xs1Bm/kdGlHO04FmM=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
@@ -195,7 +158,6 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@@ -206,10 +168,8 @@ golang.org/x/exp v0.0.0-20191129062945-2f5052295587/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
-golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6 h1:QE6XYQK6naiK1EPAe1g/ILLxN5RBoH5xkJk3CqlMI/Y=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
-golang.org/x/image v0.0.0-20190802002840-cff245a6509b h1:+qEpEAPhDZ1o0x3tHzZTQDArnOixOzGD9HUJfcg0mb4=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
@@ -224,7 +184,6 @@ golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPI
 golang.org/x/lint v0.0.0-20201208152925-83fdc39ff7b5 h1:2M3HP5CCK1Si9FQhwnzYhXdG6DXeebvUHFpre8QvbyI=
 golang.org/x/lint v0.0.0-20201208152925-83fdc39ff7b5/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
-golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028 h1:4+4C/Iv2U4fMZBiMCc98MG1In4gJY5YRhtpDNeDeHWs=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
 golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
 golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
@@ -292,7 +251,6 @@ golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -331,7 +289,6 @@ golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210320140829-1e4c9ba3b0c4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210412220455-f1c623a9e750 h1:ZBu6861dZq7xBnG1bn5SRU0vA8nx42at4+kP07FMTog=
 golang.org/x/sys v0.0.0-20210412220455-f1c623a9e750/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 h1:v+OssWQX+hTHEmOBgwxdZxK4zHq3yOs8F9J7mk0PY8E=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -343,7 +300,6 @@ golang.org/x/text v0.3.5 h1:i6eZZ+zk0SOf0xgBpEpPD18qWcJda6q1sxt3S0kzyUQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
-golang.org/x/time v0.0.0-20191024005414-555d28b269f0 h1:/5xXl8Y5W96D+TtHSlonuFqGHIWVuyCkGJLwGh9JJFs=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -468,8 +424,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
@@ -504,13 +460,9 @@ google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp0
 google.golang.org/protobuf v1.26.0 h1:bxAC2xTBsZGibn2RTntX0oH50xLsqy1OxA9tTL3p/lk=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/errgo.v2 v2.1.0 h1:0vLT13EuvQ0hNvakwLuFZ/jYrLp5F3kcWHXdRggjCE8=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
@@ -518,11 +470,8 @@ honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-honnef.co/go/tools v0.0.1-2020.1.4 h1:UoveltGrhghAA7ePc+e+QYDHXrBps2PqFZiHkGR/xK8=
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 rsc.io/binaryregexp v0.2.0 h1:HfqmD5MEmC0zvwBuF187nq9mdnXjXsSivRiXN7SmRkE=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
-rsc.io/quote/v3 v3.1.0 h1:9JKUTTIUgS6kzR9mK1YuGKv6Nl+DijDNIc0ghT58FaY=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
-rsc.io/sampler v1.3.0 h1:7uVkIFmeBqHfdjD+gZwtXXI+RODJ2Wc4O7MPEh/QiW4=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
diff --git a/billing/apiv1/doc.go b/billing/apiv1/doc.go
index 9151f1a472c..bd47f466865 100644
--- a/billing/apiv1/doc.go
+++ b/billing/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/billing/budgets/apiv1/doc.go b/billing/budgets/apiv1/doc.go
index 445de7363fe..1d0020967a1 100644
--- a/billing/budgets/apiv1/doc.go
+++ b/billing/budgets/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/billing/budgets/apiv1beta1/doc.go b/billing/budgets/apiv1beta1/doc.go
index 2e3f5a51995..ebfec7f2ec7 100644
--- a/billing/budgets/apiv1beta1/doc.go
+++ b/billing/budgets/apiv1beta1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/binaryauthorization/apiv1beta1/doc.go b/binaryauthorization/apiv1beta1/doc.go
index 3a3b835b48a..e7074fc8c4e 100644
--- a/binaryauthorization/apiv1beta1/doc.go
+++ b/binaryauthorization/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/channel/apiv1/doc.go b/channel/apiv1/doc.go
index 2be98578db0..4ed086e320a 100644
--- a/channel/apiv1/doc.go
+++ b/channel/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudbuild/apiv1/v2/doc.go b/cloudbuild/apiv1/v2/doc.go
index 955300e53c7..8a7ca8d3693 100644
--- a/cloudbuild/apiv1/v2/doc.go
+++ b/cloudbuild/apiv1/v2/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudtasks/apiv2/doc.go b/cloudtasks/apiv2/doc.go
index 44e1775ac88..cb64455f14c 100644
--- a/cloudtasks/apiv2/doc.go
+++ b/cloudtasks/apiv2/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudtasks/apiv2beta2/doc.go b/cloudtasks/apiv2beta2/doc.go
index 1baf842fb78..2532e6dac5f 100644
--- a/cloudtasks/apiv2beta2/doc.go
+++ b/cloudtasks/apiv2beta2/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/cloudtasks/apiv2beta3/doc.go b/cloudtasks/apiv2beta3/doc.go
index a7333fd90d6..fcfeb8ecdda 100644
--- a/cloudtasks/apiv2beta3/doc.go
+++ b/cloudtasks/apiv2beta3/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/container/apiv1/doc.go b/container/apiv1/doc.go
index 346d6b8e431..ca62a6aff2b 100644
--- a/container/apiv1/doc.go
+++ b/container/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/containeranalysis/apiv1beta1/doc.go b/containeranalysis/apiv1beta1/doc.go
index 9cc38b267f1..715254bd46e 100644
--- a/containeranalysis/apiv1beta1/doc.go
+++ b/containeranalysis/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datacatalog/apiv1/doc.go b/datacatalog/apiv1/doc.go
index 054e1b43a92..e344b875230 100644
--- a/datacatalog/apiv1/doc.go
+++ b/datacatalog/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datacatalog/apiv1beta1/doc.go b/datacatalog/apiv1beta1/doc.go
index cd906bff3d8..92604db004b 100644
--- a/datacatalog/apiv1beta1/doc.go
+++ b/datacatalog/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datalabeling/apiv1beta1/doc.go b/datalabeling/apiv1beta1/doc.go
index 2d5f30f73b9..8f31e4edc0e 100644
--- a/datalabeling/apiv1beta1/doc.go
+++ b/datalabeling/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dataproc/apiv1/doc.go b/dataproc/apiv1/doc.go
index aff111c1c1a..a26b193fef7 100644
--- a/dataproc/apiv1/doc.go
+++ b/dataproc/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dataproc/apiv1beta2/doc.go b/dataproc/apiv1beta2/doc.go
index 72110995e61..08fde6a570f 100644
--- a/dataproc/apiv1beta2/doc.go
+++ b/dataproc/apiv1beta2/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dataqna/apiv1alpha/doc.go b/dataqna/apiv1alpha/doc.go
index f35641d5894..5181ed2ed49 100644
--- a/dataqna/apiv1alpha/doc.go
+++ b/dataqna/apiv1alpha/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datastore/admin/apiv1/doc.go b/datastore/admin/apiv1/doc.go
index ed85e3eade4..a3d19fae803 100644
--- a/datastore/admin/apiv1/doc.go
+++ b/datastore/admin/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/datastore/go.mod b/datastore/go.mod
index 8c57ebc53cc..a156ed60c50 100644
--- a/datastore/go.mod
+++ b/datastore/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/google/go-cmp v0.5.5
 	github.com/googleapis/gax-go/v2 v2.0.5
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 	google.golang.org/protobuf v1.26.0
 )
diff --git a/datastore/go.sum b/datastore/go.sum
index a61319e1280..aec06696e60 100644
--- a/datastore/go.sum
+++ b/datastore/go.sum
@@ -422,8 +422,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/debugger/apiv2/doc.go b/debugger/apiv2/doc.go
index 2ae6f311000..d3eef5c870a 100644
--- a/debugger/apiv2/doc.go
+++ b/debugger/apiv2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dialogflow/apiv2/doc.go b/dialogflow/apiv2/doc.go
index 81a680df222..521e45830b3 100644
--- a/dialogflow/apiv2/doc.go
+++ b/dialogflow/apiv2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dialogflow/cx/apiv3/doc.go b/dialogflow/cx/apiv3/doc.go
index b73f6bbd922..7cfb1d462ee 100644
--- a/dialogflow/cx/apiv3/doc.go
+++ b/dialogflow/cx/apiv3/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dialogflow/cx/apiv3/flows_client.go b/dialogflow/cx/apiv3/flows_client.go
index 83f713d0a0c..25c2f2a70d1 100644
--- a/dialogflow/cx/apiv3/flows_client.go
+++ b/dialogflow/cx/apiv3/flows_client.go
@@ -51,6 +51,8 @@ type FlowsCallOptions struct {
 	TrainFlow               []gax.CallOption
 	ValidateFlow            []gax.CallOption
 	GetFlowValidationResult []gax.CallOption
+	ImportFlow              []gax.CallOption
+	ExportFlow              []gax.CallOption
 }
 
 func defaultFlowsClientOptions() []option.ClientOption {
@@ -155,6 +157,28 @@ func defaultFlowsCallOptions() *FlowsCallOptions {
 				})
 			}),
 		},
+		ImportFlow: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
+		ExportFlow: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
 	}
 }
 
@@ -447,6 +471,195 @@ func (c *FlowsClient) GetFlowValidationResult(ctx context.Context, req *cxpb.Get
 	return resp, nil
 }
 
+// ImportFlow imports the specified flow to the specified agent from a binary file.
+func (c *FlowsClient) ImportFlow(ctx context.Context, req *cxpb.ImportFlowRequest, opts ...gax.CallOption) (*ImportFlowOperation, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append(c.CallOptions.ImportFlow[0:len(c.CallOptions.ImportFlow):len(c.CallOptions.ImportFlow)], opts...)
+	var resp *longrunningpb.Operation
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.flowsClient.ImportFlow(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return &ImportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, resp),
+	}, nil
+}
+
+// ExportFlow exports the specified flow to a binary file.
+//
+// Note that resources (e.g. intents, entities, webhooks) that the flow
+// references will also be exported.
+func (c *FlowsClient) ExportFlow(ctx context.Context, req *cxpb.ExportFlowRequest, opts ...gax.CallOption) (*ExportFlowOperation, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append(c.CallOptions.ExportFlow[0:len(c.CallOptions.ExportFlow):len(c.CallOptions.ExportFlow)], opts...)
+	var resp *longrunningpb.Operation
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.flowsClient.ExportFlow(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return &ExportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, resp),
+	}, nil
+}
+
+// ExportFlowOperation manages a long-running operation from ExportFlow.
+type ExportFlowOperation struct {
+	lro *longrunning.Operation
+}
+
+// ExportFlowOperation returns a new ExportFlowOperation from a given name.
+// The name must be that of a previously created ExportFlowOperation, possibly from a different process.
+func (c *FlowsClient) ExportFlowOperation(name string) *ExportFlowOperation {
+	return &ExportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}),
+	}
+}
+
+// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
+//
+// See documentation of Poll for error-handling information.
+func (op *ExportFlowOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cxpb.ExportFlowResponse, error) {
+	var resp cxpb.ExportFlowResponse
+	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+// Poll fetches the latest state of the long-running operation.
+//
+// Poll also fetches the latest metadata, which can be retrieved by Metadata.
+//
+// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
+// the operation has completed with failure, the error is returned and op.Done will return true.
+// If Poll succeeds and the operation has completed successfully,
+// op.Done will return true, and the response of the operation is returned.
+// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
+func (op *ExportFlowOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cxpb.ExportFlowResponse, error) {
+	var resp cxpb.ExportFlowResponse
+	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
+		return nil, err
+	}
+	if !op.Done() {
+		return nil, nil
+	}
+	return &resp, nil
+}
+
+// Metadata returns metadata associated with the long-running operation.
+// Metadata itself does not contact the server, but Poll does.
+// To get the latest metadata, call this method after a successful call to Poll.
+// If the metadata is not available, the returned metadata and error are both nil.
+func (op *ExportFlowOperation) Metadata() (*structpb.Struct, error) {
+	var meta structpb.Struct
+	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
+		return nil, nil
+	} else if err != nil {
+		return nil, err
+	}
+	return &meta, nil
+}
+
+// Done reports whether the long-running operation has completed.
+func (op *ExportFlowOperation) Done() bool {
+	return op.lro.Done()
+}
+
+// Name returns the name of the long-running operation.
+// The name is assigned by the server and is unique within the service from which the operation is created.
+func (op *ExportFlowOperation) Name() string {
+	return op.lro.Name()
+}
+
+// ImportFlowOperation manages a long-running operation from ImportFlow.
+type ImportFlowOperation struct {
+	lro *longrunning.Operation
+}
+
+// ImportFlowOperation returns a new ImportFlowOperation from a given name.
+// The name must be that of a previously created ImportFlowOperation, possibly from a different process.
+func (c *FlowsClient) ImportFlowOperation(name string) *ImportFlowOperation {
+	return &ImportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}),
+	}
+}
+
+// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
+//
+// See documentation of Poll for error-handling information.
+func (op *ImportFlowOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cxpb.ImportFlowResponse, error) {
+	var resp cxpb.ImportFlowResponse
+	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+// Poll fetches the latest state of the long-running operation.
+//
+// Poll also fetches the latest metadata, which can be retrieved by Metadata.
+//
+// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
+// the operation has completed with failure, the error is returned and op.Done will return true.
+// If Poll succeeds and the operation has completed successfully,
+// op.Done will return true, and the response of the operation is returned.
+// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
+func (op *ImportFlowOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cxpb.ImportFlowResponse, error) {
+	var resp cxpb.ImportFlowResponse
+	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
+		return nil, err
+	}
+	if !op.Done() {
+		return nil, nil
+	}
+	return &resp, nil
+}
+
+// Metadata returns metadata associated with the long-running operation.
+// Metadata itself does not contact the server, but Poll does.
+// To get the latest metadata, call this method after a successful call to Poll.
+// If the metadata is not available, the returned metadata and error are both nil.
+func (op *ImportFlowOperation) Metadata() (*structpb.Struct, error) {
+	var meta structpb.Struct
+	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
+		return nil, nil
+	} else if err != nil {
+		return nil, err
+	}
+	return &meta, nil
+}
+
+// Done reports whether the long-running operation has completed.
+func (op *ImportFlowOperation) Done() bool {
+	return op.lro.Done()
+}
+
+// Name returns the name of the long-running operation.
+// The name is assigned by the server and is unique within the service from which the operation is created.
+func (op *ImportFlowOperation) Name() string {
+	return op.lro.Name()
+}
+
 // TrainFlowOperation manages a long-running operation from TrainFlow.
 type TrainFlowOperation struct {
 	lro *longrunning.Operation
diff --git a/dialogflow/cx/apiv3/flows_client_example_test.go b/dialogflow/cx/apiv3/flows_client_example_test.go
index f2464eebfc9..fae9e916a7b 100644
--- a/dialogflow/cx/apiv3/flows_client_example_test.go
+++ b/dialogflow/cx/apiv3/flows_client_example_test.go
@@ -199,3 +199,53 @@ func ExampleFlowsClient_GetFlowValidationResult() {
 	// TODO: Use resp.
 	_ = resp
 }
+
+func ExampleFlowsClient_ImportFlow() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ImportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ImportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleFlowsClient_ExportFlow() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ExportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ExportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
diff --git a/dialogflow/cx/apiv3/gapic_metadata.json b/dialogflow/cx/apiv3/gapic_metadata.json
index f2febe91fa3..87b69ec90fc 100644
--- a/dialogflow/cx/apiv3/gapic_metadata.json
+++ b/dialogflow/cx/apiv3/gapic_metadata.json
@@ -191,6 +191,11 @@
                 "DeleteFlow"
               ]
             },
+            "ExportFlow": {
+              "methods": [
+                "ExportFlow"
+              ]
+            },
             "GetFlow": {
               "methods": [
                 "GetFlow"
@@ -201,6 +206,11 @@
                 "GetFlowValidationResult"
               ]
             },
+            "ImportFlow": {
+              "methods": [
+                "ImportFlow"
+              ]
+            },
             "ListFlows": {
               "methods": [
                 "ListFlows"
diff --git a/dialogflow/cx/apiv3/sessions_client.go b/dialogflow/cx/apiv3/sessions_client.go
index 3a7b8fa7fd9..180c31588e3 100644
--- a/dialogflow/cx/apiv3/sessions_client.go
+++ b/dialogflow/cx/apiv3/sessions_client.go
@@ -117,8 +117,9 @@ type SessionsClient struct {
 // NewSessionsClient creates a new sessions client.
 //
 // A session represents an interaction with a user. You retrieve user input
-// and pass it to the DetectIntent method to determine
-// user intent and respond.
+// and pass it to the
+// DetectIntent method to
+// determine user intent and respond.
 func NewSessionsClient(ctx context.Context, opts ...option.ClientOption) (*SessionsClient, error) {
 	clientOpts := defaultSessionsClientOptions()
 
@@ -247,9 +248,13 @@ func (c *SessionsClient) MatchIntent(ctx context.Context, req *cxpb.MatchIntentR
 	return resp, nil
 }
 
-// FulfillIntent fulfills a matched intent returned by MatchIntent.
-// Must be called after MatchIntent, with input from
-// MatchIntentResponse. Otherwise, the behavior is undefined.
+// FulfillIntent fulfills a matched intent returned by
+// MatchIntent. Must be
+// called after
+// MatchIntent, with
+// input from
+// MatchIntentResponse.
+// Otherwise, the behavior is undefined.
 func (c *SessionsClient) FulfillIntent(ctx context.Context, req *cxpb.FulfillIntentRequest, opts ...gax.CallOption) (*cxpb.FulfillIntentResponse, error) {
 	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
 		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
diff --git a/dialogflow/cx/apiv3/versions_client.go b/dialogflow/cx/apiv3/versions_client.go
index 54c2d00570b..eac23065b86 100644
--- a/dialogflow/cx/apiv3/versions_client.go
+++ b/dialogflow/cx/apiv3/versions_client.go
@@ -353,7 +353,7 @@ func (c *VersionsClient) DeleteVersion(ctx context.Context, req *cxpb.DeleteVers
 	return err
 }
 
-// LoadVersion loads a specified version to draft version.
+// LoadVersion loads resources in the specified version to the draft flow.
 func (c *VersionsClient) LoadVersion(ctx context.Context, req *cxpb.LoadVersionRequest, opts ...gax.CallOption) (*LoadVersionOperation, error) {
 	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
 		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
diff --git a/dialogflow/cx/apiv3beta1/doc.go b/dialogflow/cx/apiv3beta1/doc.go
index 903795e4c30..fb45a0d6b92 100644
--- a/dialogflow/cx/apiv3beta1/doc.go
+++ b/dialogflow/cx/apiv3beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/dialogflow/cx/apiv3beta1/flows_client.go b/dialogflow/cx/apiv3beta1/flows_client.go
index 01e3da30b60..8190eb12e09 100644
--- a/dialogflow/cx/apiv3beta1/flows_client.go
+++ b/dialogflow/cx/apiv3beta1/flows_client.go
@@ -51,6 +51,8 @@ type FlowsCallOptions struct {
 	TrainFlow               []gax.CallOption
 	ValidateFlow            []gax.CallOption
 	GetFlowValidationResult []gax.CallOption
+	ImportFlow              []gax.CallOption
+	ExportFlow              []gax.CallOption
 }
 
 func defaultFlowsClientOptions() []option.ClientOption {
@@ -155,6 +157,28 @@ func defaultFlowsCallOptions() *FlowsCallOptions {
 				})
 			}),
 		},
+		ImportFlow: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
+		ExportFlow: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
 	}
 }
 
@@ -447,6 +471,195 @@ func (c *FlowsClient) GetFlowValidationResult(ctx context.Context, req *cxpb.Get
 	return resp, nil
 }
 
+// ImportFlow imports the specified flow to the specified agent from a binary file.
+func (c *FlowsClient) ImportFlow(ctx context.Context, req *cxpb.ImportFlowRequest, opts ...gax.CallOption) (*ImportFlowOperation, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append(c.CallOptions.ImportFlow[0:len(c.CallOptions.ImportFlow):len(c.CallOptions.ImportFlow)], opts...)
+	var resp *longrunningpb.Operation
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.flowsClient.ImportFlow(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return &ImportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, resp),
+	}, nil
+}
+
+// ExportFlow exports the specified flow to a binary file.
+//
+// Note that resources (e.g. intents, entities, webhooks) that the flow
+// references will also be exported.
+func (c *FlowsClient) ExportFlow(ctx context.Context, req *cxpb.ExportFlowRequest, opts ...gax.CallOption) (*ExportFlowOperation, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append(c.CallOptions.ExportFlow[0:len(c.CallOptions.ExportFlow):len(c.CallOptions.ExportFlow)], opts...)
+	var resp *longrunningpb.Operation
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.flowsClient.ExportFlow(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return &ExportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, resp),
+	}, nil
+}
+
+// ExportFlowOperation manages a long-running operation from ExportFlow.
+type ExportFlowOperation struct {
+	lro *longrunning.Operation
+}
+
+// ExportFlowOperation returns a new ExportFlowOperation from a given name.
+// The name must be that of a previously created ExportFlowOperation, possibly from a different process.
+func (c *FlowsClient) ExportFlowOperation(name string) *ExportFlowOperation {
+	return &ExportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}),
+	}
+}
+
+// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
+//
+// See documentation of Poll for error-handling information.
+func (op *ExportFlowOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cxpb.ExportFlowResponse, error) {
+	var resp cxpb.ExportFlowResponse
+	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+// Poll fetches the latest state of the long-running operation.
+//
+// Poll also fetches the latest metadata, which can be retrieved by Metadata.
+//
+// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
+// the operation has completed with failure, the error is returned and op.Done will return true.
+// If Poll succeeds and the operation has completed successfully,
+// op.Done will return true, and the response of the operation is returned.
+// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
+func (op *ExportFlowOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cxpb.ExportFlowResponse, error) {
+	var resp cxpb.ExportFlowResponse
+	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
+		return nil, err
+	}
+	if !op.Done() {
+		return nil, nil
+	}
+	return &resp, nil
+}
+
+// Metadata returns metadata associated with the long-running operation.
+// Metadata itself does not contact the server, but Poll does.
+// To get the latest metadata, call this method after a successful call to Poll.
+// If the metadata is not available, the returned metadata and error are both nil.
+func (op *ExportFlowOperation) Metadata() (*structpb.Struct, error) {
+	var meta structpb.Struct
+	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
+		return nil, nil
+	} else if err != nil {
+		return nil, err
+	}
+	return &meta, nil
+}
+
+// Done reports whether the long-running operation has completed.
+func (op *ExportFlowOperation) Done() bool {
+	return op.lro.Done()
+}
+
+// Name returns the name of the long-running operation.
+// The name is assigned by the server and is unique within the service from which the operation is created.
+func (op *ExportFlowOperation) Name() string {
+	return op.lro.Name()
+}
+
+// ImportFlowOperation manages a long-running operation from ImportFlow.
+type ImportFlowOperation struct {
+	lro *longrunning.Operation
+}
+
+// ImportFlowOperation returns a new ImportFlowOperation from a given name.
+// The name must be that of a previously created ImportFlowOperation, possibly from a different process.
+func (c *FlowsClient) ImportFlowOperation(name string) *ImportFlowOperation {
+	return &ImportFlowOperation{
+		lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}),
+	}
+}
+
+// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
+//
+// See documentation of Poll for error-handling information.
+func (op *ImportFlowOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cxpb.ImportFlowResponse, error) {
+	var resp cxpb.ImportFlowResponse
+	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
+		return nil, err
+	}
+	return &resp, nil
+}
+
+// Poll fetches the latest state of the long-running operation.
+//
+// Poll also fetches the latest metadata, which can be retrieved by Metadata.
+//
+// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
+// the operation has completed with failure, the error is returned and op.Done will return true.
+// If Poll succeeds and the operation has completed successfully,
+// op.Done will return true, and the response of the operation is returned.
+// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
+func (op *ImportFlowOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cxpb.ImportFlowResponse, error) {
+	var resp cxpb.ImportFlowResponse
+	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
+		return nil, err
+	}
+	if !op.Done() {
+		return nil, nil
+	}
+	return &resp, nil
+}
+
+// Metadata returns metadata associated with the long-running operation.
+// Metadata itself does not contact the server, but Poll does.
+// To get the latest metadata, call this method after a successful call to Poll.
+// If the metadata is not available, the returned metadata and error are both nil.
+func (op *ImportFlowOperation) Metadata() (*structpb.Struct, error) {
+	var meta structpb.Struct
+	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
+		return nil, nil
+	} else if err != nil {
+		return nil, err
+	}
+	return &meta, nil
+}
+
+// Done reports whether the long-running operation has completed.
+func (op *ImportFlowOperation) Done() bool {
+	return op.lro.Done()
+}
+
+// Name returns the name of the long-running operation.
+// The name is assigned by the server and is unique within the service from which the operation is created.
+func (op *ImportFlowOperation) Name() string {
+	return op.lro.Name()
+}
+
 // TrainFlowOperation manages a long-running operation from TrainFlow.
 type TrainFlowOperation struct {
 	lro *longrunning.Operation
diff --git a/dialogflow/cx/apiv3beta1/flows_client_example_test.go b/dialogflow/cx/apiv3beta1/flows_client_example_test.go
index 91e42ed10a8..90778cea00e 100644
--- a/dialogflow/cx/apiv3beta1/flows_client_example_test.go
+++ b/dialogflow/cx/apiv3beta1/flows_client_example_test.go
@@ -199,3 +199,53 @@ func ExampleFlowsClient_GetFlowValidationResult() {
 	// TODO: Use resp.
 	_ = resp
 }
+
+func ExampleFlowsClient_ImportFlow() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3beta1"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ImportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ImportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleFlowsClient_ExportFlow() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3beta1"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ExportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ExportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
diff --git a/dialogflow/cx/apiv3beta1/gapic_metadata.json b/dialogflow/cx/apiv3beta1/gapic_metadata.json
index 979439b1711..5e66b03dadf 100644
--- a/dialogflow/cx/apiv3beta1/gapic_metadata.json
+++ b/dialogflow/cx/apiv3beta1/gapic_metadata.json
@@ -191,6 +191,11 @@
                 "DeleteFlow"
               ]
             },
+            "ExportFlow": {
+              "methods": [
+                "ExportFlow"
+              ]
+            },
             "GetFlow": {
               "methods": [
                 "GetFlow"
@@ -201,6 +206,11 @@
                 "GetFlowValidationResult"
               ]
             },
+            "ImportFlow": {
+              "methods": [
+                "ImportFlow"
+              ]
+            },
             "ListFlows": {
               "methods": [
                 "ListFlows"
diff --git a/dialogflow/cx/apiv3beta1/sessions_client.go b/dialogflow/cx/apiv3beta1/sessions_client.go
index d89ca193642..b695a3380b0 100644
--- a/dialogflow/cx/apiv3beta1/sessions_client.go
+++ b/dialogflow/cx/apiv3beta1/sessions_client.go
@@ -117,8 +117,9 @@ type SessionsClient struct {
 // NewSessionsClient creates a new sessions client.
 //
 // A session represents an interaction with a user. You retrieve user input
-// and pass it to the DetectIntent method to determine
-// user intent and respond.
+// and pass it to the
+// DetectIntent
+// method to determine user intent and respond.
 func NewSessionsClient(ctx context.Context, opts ...option.ClientOption) (*SessionsClient, error) {
 	clientOpts := defaultSessionsClientOptions()
 
@@ -247,9 +248,13 @@ func (c *SessionsClient) MatchIntent(ctx context.Context, req *cxpb.MatchIntentR
 	return resp, nil
 }
 
-// FulfillIntent fulfills a matched intent returned by MatchIntent.
-// Must be called after MatchIntent, with input from
-// MatchIntentResponse. Otherwise, the behavior is undefined.
+// FulfillIntent fulfills a matched intent returned by
+// MatchIntent.
+// Must be called after
+// MatchIntent,
+// with input from
+// MatchIntentResponse.
+// Otherwise, the behavior is undefined.
 func (c *SessionsClient) FulfillIntent(ctx context.Context, req *cxpb.FulfillIntentRequest, opts ...gax.CallOption) (*cxpb.FulfillIntentResponse, error) {
 	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
 		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
diff --git a/dialogflow/cx/apiv3beta1/versions_client.go b/dialogflow/cx/apiv3beta1/versions_client.go
index 2d7989495d8..7b8cc52c975 100644
--- a/dialogflow/cx/apiv3beta1/versions_client.go
+++ b/dialogflow/cx/apiv3beta1/versions_client.go
@@ -353,7 +353,7 @@ func (c *VersionsClient) DeleteVersion(ctx context.Context, req *cxpb.DeleteVers
 	return err
 }
 
-// LoadVersion loads a specified version to draft version.
+// LoadVersion loads resources in the specified version to the draft flow.
 func (c *VersionsClient) LoadVersion(ctx context.Context, req *cxpb.LoadVersionRequest, opts ...gax.CallOption) (*LoadVersionOperation, error) {
 	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
 		cctx, cancel := context.WithTimeout(ctx, 60000*time.Millisecond)
diff --git a/dlp/apiv2/doc.go b/dlp/apiv2/doc.go
index f88cbc9b79c..f8b4a498891 100644
--- a/dlp/apiv2/doc.go
+++ b/dlp/apiv2/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/documentai/apiv1/doc.go b/documentai/apiv1/doc.go
index 0ba4f756b3a..99c89c7c597 100644
--- a/documentai/apiv1/doc.go
+++ b/documentai/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/documentai/apiv1beta3/doc.go b/documentai/apiv1beta3/doc.go
index 35159a92472..61f690a64c3 100644
--- a/documentai/apiv1beta3/doc.go
+++ b/documentai/apiv1beta3/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/domains/apiv1beta1/doc.go b/domains/apiv1beta1/doc.go
index 76014c6595f..713ab196a58 100644
--- a/domains/apiv1beta1/doc.go
+++ b/domains/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/errorreporting/apiv1beta1/doc.go b/errorreporting/apiv1beta1/doc.go
index 337852d330a..03d45dedbe7 100644
--- a/errorreporting/apiv1beta1/doc.go
+++ b/errorreporting/apiv1beta1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/apiv1/admin/doc.go b/firestore/apiv1/admin/doc.go
index 652e511c9d2..36632b32b6e 100644
--- a/firestore/apiv1/admin/doc.go
+++ b/firestore/apiv1/admin/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/apiv1/doc.go b/firestore/apiv1/doc.go
index fe698cda601..9e63e9751e6 100644
--- a/firestore/apiv1/doc.go
+++ b/firestore/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/firestore/go.mod b/firestore/go.mod
index 1bbf2e0e541..b73142c8442 100644
--- a/firestore/go.mod
+++ b/firestore/go.mod
@@ -8,6 +8,6 @@ require (
 	github.com/google/go-cmp v0.5.5
 	github.com/googleapis/gax-go/v2 v2.0.5
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 )
diff --git a/firestore/go.sum b/firestore/go.sum
index a61319e1280..aec06696e60 100644
--- a/firestore/go.sum
+++ b/firestore/go.sum
@@ -422,8 +422,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/functions/apiv1/doc.go b/functions/apiv1/doc.go
index a1b06a37125..94ad2e4d86c 100644
--- a/functions/apiv1/doc.go
+++ b/functions/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/gaming/apiv1/doc.go b/gaming/apiv1/doc.go
index 82aafe84b32..01920a64026 100644
--- a/gaming/apiv1/doc.go
+++ b/gaming/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/gaming/apiv1beta/doc.go b/gaming/apiv1beta/doc.go
index 70467e2f4ec..e5d2d433425 100644
--- a/gaming/apiv1beta/doc.go
+++ b/gaming/apiv1beta/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/gkehub/apiv1beta1/doc.go b/gkehub/apiv1beta1/doc.go
index c7acc9870e6..5703d5e3ad8 100644
--- a/gkehub/apiv1beta1/doc.go
+++ b/gkehub/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/go.mod b/go.mod
index 398d168f7a9..9ddc745ef32 100644
--- a/go.mod
+++ b/go.mod
@@ -18,6 +18,6 @@ require (
 	golang.org/x/text v0.3.6
 	golang.org/x/tools v0.1.0
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 )
diff --git a/go.sum b/go.sum
index 00840d8bc08..9f29a780252 100644
--- a/go.sum
+++ b/go.sum
@@ -431,8 +431,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/iam/credentials/apiv1/doc.go b/iam/credentials/apiv1/doc.go
index 2452c975be7..51030a3a604 100644
--- a/iam/credentials/apiv1/doc.go
+++ b/iam/credentials/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/internal/examples/fake/go.mod b/internal/examples/fake/go.mod
index 4dbb1d3600d..ad593427adb 100644
--- a/internal/examples/fake/go.mod
+++ b/internal/examples/fake/go.mod
@@ -5,6 +5,6 @@ go 1.15
 require (
 	cloud.google.com/go v0.81.0
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 )
diff --git a/internal/examples/fake/go.sum b/internal/examples/fake/go.sum
index 2faa5d5c96b..4ae3649e1b1 100644
--- a/internal/examples/fake/go.sum
+++ b/internal/examples/fake/go.sum
@@ -418,8 +418,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/internal/examples/mock/go.mod b/internal/examples/mock/go.mod
index 0008f246637..467735e166e 100644
--- a/internal/examples/mock/go.mod
+++ b/internal/examples/mock/go.mod
@@ -5,6 +5,6 @@ go 1.15
 require (
 	github.com/googleapis/gax-go/v2 v2.0.5
 	golang.org/x/sys v0.0.0-20210412220455-f1c623a9e750 // indirect
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0 // indirect
 )
diff --git a/internal/examples/mock/go.sum b/internal/examples/mock/go.sum
index d85401bf4c4..6549d10e1e2 100644
--- a/internal/examples/mock/go.sum
+++ b/internal/examples/mock/go.sum
@@ -96,8 +96,8 @@ google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
diff --git a/internal/gapicgen/go.mod b/internal/gapicgen/go.mod
index 1b154bd8a99..655d855cb4c 100644
--- a/internal/gapicgen/go.mod
+++ b/internal/gapicgen/go.mod
@@ -13,7 +13,7 @@ require (
 	golang.org/x/oauth2 v0.0.0-20210413134643-5e61552d6c78
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	golang.org/x/sys v0.0.0-20210415045647-66c3f260301c
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/protobuf v1.26.0
 	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/src-d/go-git.v4 v4.13.1
diff --git a/internal/gapicgen/go.sum b/internal/gapicgen/go.sum
index 2de908ea5b0..65b4985567d 100644
--- a/internal/gapicgen/go.sum
+++ b/internal/gapicgen/go.sum
@@ -478,8 +478,8 @@ google.golang.org/genproto v0.0.0-20210303154014-9728d6b83eeb/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/DeleteProperty/main.go b/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/DeleteProperty/main.go
index 11534ae4869..04a5bd345ad 100644
--- a/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/DeleteProperty/main.go
+++ b/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/DeleteProperty/main.go
@@ -24,6 +24,8 @@ import (
 )
 
 func main() {
+	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
+
 	ctx := context.Background()
 	c, err := admin.NewAnalyticsAdminClient(ctx)
 	if err != nil {
@@ -33,10 +35,12 @@ func main() {
 	req := &adminpb.DeletePropertyRequest{
 		// TODO: Fill request struct fields.
 	}
-	err = c.DeleteProperty(ctx, req)
+	resp, err := c.DeleteProperty(ctx, req)
 	if err != nil {
 		// TODO: Handle error.
 	}
+	// TODO: Use resp.
+	_ = resp
 }
 
 // [END analyticsadmin_v1alpha_generated_AnalyticsAdminService_DeleteProperty_sync]
diff --git a/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/SearchChangeHistoryEvents/main.go b/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/SearchChangeHistoryEvents/main.go
new file mode 100644
index 00000000000..9222a67cb62
--- /dev/null
+++ b/internal/generated/snippets/analytics/admin/apiv1alpha/AnalyticsAdminClient/SearchChangeHistoryEvents/main.go
@@ -0,0 +1,54 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START analyticsadmin_v1alpha_generated_AnalyticsAdminService_SearchChangeHistoryEvents_sync]
+
+package main
+
+import (
+	"context"
+
+	admin "cloud.google.com/go/analytics/admin/apiv1alpha"
+	"google.golang.org/api/iterator"
+	adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
+)
+
+func main() {
+	// import adminpb "google.golang.org/genproto/googleapis/analytics/admin/v1alpha"
+	// import "google.golang.org/api/iterator"
+
+	ctx := context.Background()
+	c, err := admin.NewAnalyticsAdminClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &adminpb.SearchChangeHistoryEventsRequest{
+		// TODO: Fill request struct fields.
+	}
+	it := c.SearchChangeHistoryEvents(ctx, req)
+	for {
+		resp, err := it.Next()
+		if err == iterator.Done {
+			break
+		}
+		if err != nil {
+			// TODO: Handle error.
+		}
+		// TODO: Use resp.
+		_ = resp
+	}
+}
+
+// [END analyticsadmin_v1alpha_generated_AnalyticsAdminService_SearchChangeHistoryEvents_sync]
diff --git a/internal/generated/snippets/dialogflow/cx/apiv3/FlowsClient/ExportFlow/main.go b/internal/generated/snippets/dialogflow/cx/apiv3/FlowsClient/ExportFlow/main.go
new file mode 100644
index 00000000000..095a201702e
--- /dev/null
+++ b/internal/generated/snippets/dialogflow/cx/apiv3/FlowsClient/ExportFlow/main.go
@@ -0,0 +1,51 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START dialogflow_v3_generated_Flows_ExportFlow_sync]
+
+package main
+
+import (
+	"context"
+
+	cx "cloud.google.com/go/dialogflow/cx/apiv3"
+	cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3"
+)
+
+func main() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ExportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ExportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+// [END dialogflow_v3_generated_Flows_ExportFlow_sync]
diff --git a/internal/generated/snippets/dialogflow/cx/apiv3/FlowsClient/ImportFlow/main.go b/internal/generated/snippets/dialogflow/cx/apiv3/FlowsClient/ImportFlow/main.go
new file mode 100644
index 00000000000..77a16bdf22f
--- /dev/null
+++ b/internal/generated/snippets/dialogflow/cx/apiv3/FlowsClient/ImportFlow/main.go
@@ -0,0 +1,51 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START dialogflow_v3_generated_Flows_ImportFlow_sync]
+
+package main
+
+import (
+	"context"
+
+	cx "cloud.google.com/go/dialogflow/cx/apiv3"
+	cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3"
+)
+
+func main() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ImportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ImportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+// [END dialogflow_v3_generated_Flows_ImportFlow_sync]
diff --git a/internal/generated/snippets/dialogflow/cx/apiv3beta1/FlowsClient/ExportFlow/main.go b/internal/generated/snippets/dialogflow/cx/apiv3beta1/FlowsClient/ExportFlow/main.go
new file mode 100644
index 00000000000..f5399f49471
--- /dev/null
+++ b/internal/generated/snippets/dialogflow/cx/apiv3beta1/FlowsClient/ExportFlow/main.go
@@ -0,0 +1,51 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START dialogflow_v3beta1_generated_Flows_ExportFlow_sync]
+
+package main
+
+import (
+	"context"
+
+	cx "cloud.google.com/go/dialogflow/cx/apiv3beta1"
+	cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3beta1"
+)
+
+func main() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3beta1"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ExportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ExportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+// [END dialogflow_v3beta1_generated_Flows_ExportFlow_sync]
diff --git a/internal/generated/snippets/dialogflow/cx/apiv3beta1/FlowsClient/ImportFlow/main.go b/internal/generated/snippets/dialogflow/cx/apiv3beta1/FlowsClient/ImportFlow/main.go
new file mode 100644
index 00000000000..a94d758bb82
--- /dev/null
+++ b/internal/generated/snippets/dialogflow/cx/apiv3beta1/FlowsClient/ImportFlow/main.go
@@ -0,0 +1,51 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START dialogflow_v3beta1_generated_Flows_ImportFlow_sync]
+
+package main
+
+import (
+	"context"
+
+	cx "cloud.google.com/go/dialogflow/cx/apiv3beta1"
+	cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3beta1"
+)
+
+func main() {
+	// import cxpb "google.golang.org/genproto/googleapis/cloud/dialogflow/cx/v3beta1"
+
+	ctx := context.Background()
+	c, err := cx.NewFlowsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &cxpb.ImportFlowRequest{
+		// TODO: Fill request struct fields.
+	}
+	op, err := c.ImportFlow(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	resp, err := op.Wait(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+// [END dialogflow_v3beta1_generated_Flows_ImportFlow_sync]
diff --git a/internal/generated/snippets/go.mod b/internal/generated/snippets/go.mod
index 909d984f52f..931d092edb4 100644
--- a/internal/generated/snippets/go.mod
+++ b/internal/generated/snippets/go.mod
@@ -32,5 +32,5 @@ require (
 	cloud.google.com/go/pubsublite v0.0.0-00010101000000-000000000000
 	cloud.google.com/go/spanner v0.0.0-00010101000000-000000000000
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 )
diff --git a/internal/generated/snippets/go.sum b/internal/generated/snippets/go.sum
index 3b7f2bd3389..2158055512c 100644
--- a/internal/generated/snippets/go.sum
+++ b/internal/generated/snippets/go.sum
@@ -133,8 +133,8 @@ google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoA
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
diff --git a/internal/generated/snippets/pubsublite/apiv1/TopicStatsClient/ComputeTimeCursor/main.go b/internal/generated/snippets/pubsublite/apiv1/TopicStatsClient/ComputeTimeCursor/main.go
new file mode 100644
index 00000000000..1f2e31d88c6
--- /dev/null
+++ b/internal/generated/snippets/pubsublite/apiv1/TopicStatsClient/ComputeTimeCursor/main.go
@@ -0,0 +1,46 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// [START pubsublite_v1_generated_TopicStatsService_ComputeTimeCursor_sync]
+
+package main
+
+import (
+	"context"
+
+	pubsublite "cloud.google.com/go/pubsublite/apiv1"
+	pubsublitepb "google.golang.org/genproto/googleapis/cloud/pubsublite/v1"
+)
+
+func main() {
+	// import pubsublitepb "google.golang.org/genproto/googleapis/cloud/pubsublite/v1"
+
+	ctx := context.Background()
+	c, err := pubsublite.NewTopicStatsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &pubsublitepb.ComputeTimeCursorRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.ComputeTimeCursor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+// [END pubsublite_v1_generated_TopicStatsService_ComputeTimeCursor_sync]
diff --git a/internal/generated/snippets/resourcesettings/apiv1/Client/GetSetting/main.go b/internal/generated/snippets/resourcesettings/apiv1/Client/GetSetting/main.go
index 8fdecb0cd30..fe357faebd4 100644
--- a/internal/generated/snippets/resourcesettings/apiv1/Client/GetSetting/main.go
+++ b/internal/generated/snippets/resourcesettings/apiv1/Client/GetSetting/main.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// [START resourcesettings_generated_resourcesettings_apiv1_Client_GetSetting]
+// [START resourcesettings_v1_generated_ResourceSettingsService_GetSetting_sync]
 
 package main
 
@@ -43,4 +43,4 @@ func main() {
 	_ = resp
 }
 
-// [END resourcesettings_generated_resourcesettings_apiv1_Client_GetSetting]
+// [END resourcesettings_v1_generated_ResourceSettingsService_GetSetting_sync]
diff --git a/internal/generated/snippets/resourcesettings/apiv1/Client/UpdateSetting/main.go b/internal/generated/snippets/resourcesettings/apiv1/Client/UpdateSetting/main.go
index bef48192329..b5fb971e6f5 100644
--- a/internal/generated/snippets/resourcesettings/apiv1/Client/UpdateSetting/main.go
+++ b/internal/generated/snippets/resourcesettings/apiv1/Client/UpdateSetting/main.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// [START resourcesettings_generated_resourcesettings_apiv1_Client_UpdateSetting]
+// [START resourcesettings_v1_generated_ResourceSettingsService_UpdateSetting_sync]
 
 package main
 
@@ -43,4 +43,4 @@ func main() {
 	_ = resp
 }
 
-// [END resourcesettings_generated_resourcesettings_apiv1_Client_UpdateSetting]
+// [END resourcesettings_v1_generated_ResourceSettingsService_UpdateSetting_sync]
diff --git a/internal/godocfx/go.sum b/internal/godocfx/go.sum
index d6396cabbd9..b0c205c4027 100644
--- a/internal/godocfx/go.sum
+++ b/internal/godocfx/go.sum
@@ -297,8 +297,8 @@ google.golang.org/genproto v0.0.0-20200618031413-b414f8b61790/go.mod h1:jDfRM7Fc
 google.golang.org/genproto v0.0.0-20200804131852-c06518451d9c/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20200827165113-ac2560b5e952/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/iot/apiv1/doc.go b/iot/apiv1/doc.go
index 11735ad0ecc..c363b3f4fa2 100644
--- a/iot/apiv1/doc.go
+++ b/iot/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/kms/apiv1/doc.go b/kms/apiv1/doc.go
index 4c3dd696547..63fb22df6c0 100644
--- a/kms/apiv1/doc.go
+++ b/kms/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/language/apiv1/doc.go b/language/apiv1/doc.go
index 9d43eec0e9f..ce005e6f687 100644
--- a/language/apiv1/doc.go
+++ b/language/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/language/apiv1beta2/doc.go b/language/apiv1beta2/doc.go
index 6831829b02f..fba68ca86bb 100644
--- a/language/apiv1beta2/doc.go
+++ b/language/apiv1beta2/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/logging/apiv2/doc.go b/logging/apiv2/doc.go
index 0e2450c3a2b..6a6c1a1d8a4 100644
--- a/logging/apiv2/doc.go
+++ b/logging/apiv2/doc.go
@@ -51,7 +51,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/logging/go.mod b/logging/go.mod
index d73eed755d2..25ee123bd6d 100644
--- a/logging/go.mod
+++ b/logging/go.mod
@@ -11,6 +11,6 @@ require (
 	go.opencensus.io v0.23.0
 	golang.org/x/oauth2 v0.0.0-20210413134643-5e61552d6c78
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 )
diff --git a/logging/go.sum b/logging/go.sum
index 67aeaf17079..f430803aa81 100644
--- a/logging/go.sum
+++ b/logging/go.sum
@@ -426,8 +426,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/longrunning/autogen/doc.go b/longrunning/autogen/doc.go
index 1fe3b32ac0e..da9758db9c9 100644
--- a/longrunning/autogen/doc.go
+++ b/longrunning/autogen/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/managedidentities/apiv1/doc.go b/managedidentities/apiv1/doc.go
index 45a90a965cc..49ede6bb9aa 100644
--- a/managedidentities/apiv1/doc.go
+++ b/managedidentities/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/mediatranslation/apiv1beta1/doc.go b/mediatranslation/apiv1beta1/doc.go
index 59e8fb73a65..43b887f1bdb 100644
--- a/mediatranslation/apiv1beta1/doc.go
+++ b/mediatranslation/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/memcache/apiv1/doc.go b/memcache/apiv1/doc.go
index e618548037a..704c8a718c2 100644
--- a/memcache/apiv1/doc.go
+++ b/memcache/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/memcache/apiv1beta2/doc.go b/memcache/apiv1beta2/doc.go
index c615e95960c..533dafc5225 100644
--- a/memcache/apiv1beta2/doc.go
+++ b/memcache/apiv1beta2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/metastore/apiv1alpha/doc.go b/metastore/apiv1alpha/doc.go
index af73fec6aee..20dc6f07cdc 100644
--- a/metastore/apiv1alpha/doc.go
+++ b/metastore/apiv1alpha/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/metastore/apiv1beta/doc.go b/metastore/apiv1beta/doc.go
index b6d7e032718..f3e8d28ce5b 100644
--- a/metastore/apiv1beta/doc.go
+++ b/metastore/apiv1beta/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/monitoring/apiv3/v2/doc.go b/monitoring/apiv3/v2/doc.go
index df98861ae19..e38a94cb594 100644
--- a/monitoring/apiv3/v2/doc.go
+++ b/monitoring/apiv3/v2/doc.go
@@ -53,7 +53,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/monitoring/dashboard/apiv1/doc.go b/monitoring/dashboard/apiv1/doc.go
index a48f22052ca..bb1225d2529 100644
--- a/monitoring/dashboard/apiv1/doc.go
+++ b/monitoring/dashboard/apiv1/doc.go
@@ -53,7 +53,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/networkconnectivity/apiv1alpha1/doc.go b/networkconnectivity/apiv1alpha1/doc.go
index b9b1b1a9092..64fe2a7fb0a 100644
--- a/networkconnectivity/apiv1alpha1/doc.go
+++ b/networkconnectivity/apiv1alpha1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/notebooks/apiv1beta1/doc.go b/notebooks/apiv1beta1/doc.go
index c94d44cd209..d1346ec1da8 100644
--- a/notebooks/apiv1beta1/doc.go
+++ b/notebooks/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/orgpolicy/apiv2/doc.go b/orgpolicy/apiv2/doc.go
index ef0357f0148..c4a3527f887 100644
--- a/orgpolicy/apiv2/doc.go
+++ b/orgpolicy/apiv2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/agentendpoint/apiv1/doc.go b/osconfig/agentendpoint/apiv1/doc.go
index 99f272a0af1..dd80ed8867b 100644
--- a/osconfig/agentendpoint/apiv1/doc.go
+++ b/osconfig/agentendpoint/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/agentendpoint/apiv1beta/doc.go b/osconfig/agentendpoint/apiv1beta/doc.go
index e8b3087a2fc..97b61ebc681 100644
--- a/osconfig/agentendpoint/apiv1beta/doc.go
+++ b/osconfig/agentendpoint/apiv1beta/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/apiv1/doc.go b/osconfig/apiv1/doc.go
index abc006b451d..d7675303772 100644
--- a/osconfig/apiv1/doc.go
+++ b/osconfig/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/osconfig/apiv1beta/doc.go b/osconfig/apiv1beta/doc.go
index e54ab54017c..2143a378c9f 100644
--- a/osconfig/apiv1beta/doc.go
+++ b/osconfig/apiv1beta/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/oslogin/apiv1/doc.go b/oslogin/apiv1/doc.go
index cfdd0cdbc98..06309ad3747 100644
--- a/oslogin/apiv1/doc.go
+++ b/oslogin/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/oslogin/apiv1beta/doc.go b/oslogin/apiv1beta/doc.go
index 7fd5c49050c..be8aee1074e 100644
--- a/oslogin/apiv1beta/doc.go
+++ b/oslogin/apiv1beta/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/phishingprotection/apiv1beta1/doc.go b/phishingprotection/apiv1beta1/doc.go
index 51074627e2c..9ef42749920 100644
--- a/phishingprotection/apiv1beta1/doc.go
+++ b/phishingprotection/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/policytroubleshooter/apiv1/doc.go b/policytroubleshooter/apiv1/doc.go
index c7b37c27ade..525678e5472 100644
--- a/policytroubleshooter/apiv1/doc.go
+++ b/policytroubleshooter/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/pubsub/apiv1/doc.go b/pubsub/apiv1/doc.go
index 786682e2592..9aa39256c8e 100644
--- a/pubsub/apiv1/doc.go
+++ b/pubsub/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/pubsub/go.mod b/pubsub/go.mod
index b4d54ef6a4d..6bd7c577dd3 100644
--- a/pubsub/go.mod
+++ b/pubsub/go.mod
@@ -12,7 +12,7 @@ require (
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 	google.golang.org/protobuf v1.26.0
 )
diff --git a/pubsub/go.sum b/pubsub/go.sum
index 71d667c5bb7..a95c0c80296 100644
--- a/pubsub/go.sum
+++ b/pubsub/go.sum
@@ -425,8 +425,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/pubsublite/apiv1/doc.go b/pubsublite/apiv1/doc.go
index 96d468a72e6..b5bce138868 100644
--- a/pubsublite/apiv1/doc.go
+++ b/pubsublite/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/pubsublite/apiv1/gapic_metadata.json b/pubsublite/apiv1/gapic_metadata.json
index 68d508729ef..3c188b82dac 100644
--- a/pubsublite/apiv1/gapic_metadata.json
+++ b/pubsublite/apiv1/gapic_metadata.json
@@ -154,6 +154,11 @@
               "methods": [
                 "ComputeMessageStats"
               ]
+            },
+            "ComputeTimeCursor": {
+              "methods": [
+                "ComputeTimeCursor"
+              ]
             }
           }
         }
diff --git a/pubsublite/apiv1/topic_stats_client.go b/pubsublite/apiv1/topic_stats_client.go
index bd3896c08e4..dd44063cdd4 100644
--- a/pubsublite/apiv1/topic_stats_client.go
+++ b/pubsublite/apiv1/topic_stats_client.go
@@ -39,6 +39,7 @@ var newTopicStatsClientHook clientHook
 type TopicStatsCallOptions struct {
 	ComputeMessageStats []gax.CallOption
 	ComputeHeadCursor   []gax.CallOption
+	ComputeTimeCursor   []gax.CallOption
 }
 
 func defaultTopicStatsClientOptions() []option.ClientOption {
@@ -70,7 +71,36 @@ func defaultTopicStatsCallOptions() *TopicStatsCallOptions {
 				})
 			}),
 		},
-		ComputeHeadCursor: []gax.CallOption{},
+		ComputeHeadCursor: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.DeadlineExceeded,
+					codes.Unavailable,
+					codes.Aborted,
+					codes.Internal,
+					codes.Unknown,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
+		ComputeTimeCursor: []gax.CallOption{
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.DeadlineExceeded,
+					codes.Unavailable,
+					codes.Aborted,
+					codes.Internal,
+					codes.Unknown,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.30,
+				})
+			}),
+		},
 	}
 }
 
@@ -181,6 +211,11 @@ func (c *TopicStatsClient) ComputeMessageStats(ctx context.Context, req *pubsubl
 // been acknowledged. It is zero if there have never been messages in the
 // partition.
 func (c *TopicStatsClient) ComputeHeadCursor(ctx context.Context, req *pubsublitepb.ComputeHeadCursorRequest, opts ...gax.CallOption) (*pubsublitepb.ComputeHeadCursorResponse, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
 	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "topic", url.QueryEscape(req.GetTopic())))
 	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
 	opts = append(c.CallOptions.ComputeHeadCursor[0:len(c.CallOptions.ComputeHeadCursor):len(c.CallOptions.ComputeHeadCursor)], opts...)
@@ -195,3 +230,26 @@ func (c *TopicStatsClient) ComputeHeadCursor(ctx context.Context, req *pubsublit
 	}
 	return resp, nil
 }
+
+// ComputeTimeCursor compute the corresponding cursor for a publish or event time in a topic
+// partition.
+func (c *TopicStatsClient) ComputeTimeCursor(ctx context.Context, req *pubsublitepb.ComputeTimeCursorRequest, opts ...gax.CallOption) (*pubsublitepb.ComputeTimeCursorResponse, error) {
+	if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines {
+		cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond)
+		defer cancel()
+		ctx = cctx
+	}
+	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "topic", url.QueryEscape(req.GetTopic())))
+	ctx = insertMetadata(ctx, c.xGoogMetadata, md)
+	opts = append(c.CallOptions.ComputeTimeCursor[0:len(c.CallOptions.ComputeTimeCursor):len(c.CallOptions.ComputeTimeCursor)], opts...)
+	var resp *pubsublitepb.ComputeTimeCursorResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.topicStatsClient.ComputeTimeCursor(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
diff --git a/pubsublite/apiv1/topic_stats_client_example_test.go b/pubsublite/apiv1/topic_stats_client_example_test.go
index f0eb13380f0..8efe686bb70 100644
--- a/pubsublite/apiv1/topic_stats_client_example_test.go
+++ b/pubsublite/apiv1/topic_stats_client_example_test.go
@@ -72,3 +72,23 @@ func ExampleTopicStatsClient_ComputeHeadCursor() {
 	// TODO: Use resp.
 	_ = resp
 }
+
+func ExampleTopicStatsClient_ComputeTimeCursor() {
+	// import pubsublitepb "google.golang.org/genproto/googleapis/cloud/pubsublite/v1"
+
+	ctx := context.Background()
+	c, err := pubsublite.NewTopicStatsClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &pubsublitepb.ComputeTimeCursorRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.ComputeTimeCursor(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
diff --git a/pubsublite/go.mod b/pubsublite/go.mod
index f1614cf1349..cf6a020285b 100644
--- a/pubsublite/go.mod
+++ b/pubsublite/go.mod
@@ -12,7 +12,7 @@ require (
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 	google.golang.org/protobuf v1.26.0
 )
diff --git a/pubsublite/go.sum b/pubsublite/go.sum
index 75ef12de82e..30935225b10 100644
--- a/pubsublite/go.sum
+++ b/pubsublite/go.sum
@@ -433,8 +433,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/recaptchaenterprise/apiv1/doc.go b/recaptchaenterprise/apiv1/doc.go
index 2c98cbfcf10..9564060ef69 100644
--- a/recaptchaenterprise/apiv1/doc.go
+++ b/recaptchaenterprise/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recaptchaenterprise/apiv1beta1/doc.go b/recaptchaenterprise/apiv1beta1/doc.go
index f284a1f755a..608102fa04e 100644
--- a/recaptchaenterprise/apiv1beta1/doc.go
+++ b/recaptchaenterprise/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recommendationengine/apiv1beta1/doc.go b/recommendationengine/apiv1beta1/doc.go
index 2a197527389..972df905fd0 100644
--- a/recommendationengine/apiv1beta1/doc.go
+++ b/recommendationengine/apiv1beta1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recommender/apiv1/doc.go b/recommender/apiv1/doc.go
index 4c8a170c506..0850f5ffb27 100644
--- a/recommender/apiv1/doc.go
+++ b/recommender/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/recommender/apiv1beta1/doc.go b/recommender/apiv1beta1/doc.go
index 449d2c053b7..8f44b07e84e 100644
--- a/recommender/apiv1beta1/doc.go
+++ b/recommender/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/redis/apiv1/doc.go b/redis/apiv1/doc.go
index 71dff26d6b7..26c0b793f4f 100644
--- a/redis/apiv1/doc.go
+++ b/redis/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/redis/apiv1beta1/doc.go b/redis/apiv1beta1/doc.go
index 5bd0f957668..639898c93e4 100644
--- a/redis/apiv1beta1/doc.go
+++ b/redis/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/resourcemanager/apiv2/doc.go b/resourcemanager/apiv2/doc.go
index ba2a9453c6f..162feae63c9 100644
--- a/resourcemanager/apiv2/doc.go
+++ b/resourcemanager/apiv2/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/resourcesettings/apiv1/doc.go b/resourcesettings/apiv1/doc.go
index 5df297fbe32..9b5f31ced81 100644
--- a/resourcesettings/apiv1/doc.go
+++ b/resourcesettings/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/retail/apiv2/doc.go b/retail/apiv2/doc.go
index d3bd53cd542..56068069fdf 100644
--- a/retail/apiv2/doc.go
+++ b/retail/apiv2/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/scheduler/apiv1/doc.go b/scheduler/apiv1/doc.go
index 55363049202..a68d9587138 100644
--- a/scheduler/apiv1/doc.go
+++ b/scheduler/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/scheduler/apiv1beta1/doc.go b/scheduler/apiv1beta1/doc.go
index 446366d2e1a..9809aae997a 100644
--- a/scheduler/apiv1beta1/doc.go
+++ b/scheduler/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/secretmanager/apiv1/doc.go b/secretmanager/apiv1/doc.go
index a29bf28caca..b238ffb9d80 100644
--- a/secretmanager/apiv1/doc.go
+++ b/secretmanager/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/secretmanager/apiv1beta1/doc.go b/secretmanager/apiv1beta1/doc.go
index 36f4ef0a180..4d845d98b87 100644
--- a/secretmanager/apiv1beta1/doc.go
+++ b/secretmanager/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/security/privateca/apiv1beta1/doc.go b/security/privateca/apiv1beta1/doc.go
index cd0b5358b59..a3d86a38baa 100644
--- a/security/privateca/apiv1beta1/doc.go
+++ b/security/privateca/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/apiv1/doc.go b/securitycenter/apiv1/doc.go
index bad6e1c9e93..29abc8cb3a1 100644
--- a/securitycenter/apiv1/doc.go
+++ b/securitycenter/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/apiv1beta1/doc.go b/securitycenter/apiv1beta1/doc.go
index 7f5e83aa1d3..630b83fd244 100644
--- a/securitycenter/apiv1beta1/doc.go
+++ b/securitycenter/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/apiv1p1beta1/doc.go b/securitycenter/apiv1p1beta1/doc.go
index 2689e01007b..af427741488 100644
--- a/securitycenter/apiv1p1beta1/doc.go
+++ b/securitycenter/apiv1p1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/securitycenter/settings/apiv1beta1/doc.go b/securitycenter/settings/apiv1beta1/doc.go
index 69ff11ed231..88d8106e4c1 100644
--- a/securitycenter/settings/apiv1beta1/doc.go
+++ b/securitycenter/settings/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/servicecontrol/apiv1/doc.go b/servicecontrol/apiv1/doc.go
index 705df0cd49b..0f6b7a47a67 100644
--- a/servicecontrol/apiv1/doc.go
+++ b/servicecontrol/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/servicedirectory/apiv1/doc.go b/servicedirectory/apiv1/doc.go
index 8f41c64d7e7..f9d74db167d 100644
--- a/servicedirectory/apiv1/doc.go
+++ b/servicedirectory/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/servicedirectory/apiv1beta1/doc.go b/servicedirectory/apiv1beta1/doc.go
index 2da521279da..7257d246964 100644
--- a/servicedirectory/apiv1beta1/doc.go
+++ b/servicedirectory/apiv1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/servicemanagement/apiv1/doc.go b/servicemanagement/apiv1/doc.go
index 2f0fd49f117..4fef20f3c28 100644
--- a/servicemanagement/apiv1/doc.go
+++ b/servicemanagement/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/admin/database/apiv1/doc.go b/spanner/admin/database/apiv1/doc.go
index 9acf5383193..e28d4b11089 100644
--- a/spanner/admin/database/apiv1/doc.go
+++ b/spanner/admin/database/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/admin/instance/apiv1/doc.go b/spanner/admin/instance/apiv1/doc.go
index ecbff8c2f9c..9cab3b6aca9 100644
--- a/spanner/admin/instance/apiv1/doc.go
+++ b/spanner/admin/instance/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/apiv1/doc.go b/spanner/apiv1/doc.go
index cb7f7f03b6f..3f605b895a9 100644
--- a/spanner/apiv1/doc.go
+++ b/spanner/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/spanner/go.mod b/spanner/go.mod
index edd162379ac..977a48b6384 100644
--- a/spanner/go.mod
+++ b/spanner/go.mod
@@ -10,7 +10,7 @@ require (
 	go.opencensus.io v0.23.0
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 	google.golang.org/protobuf v1.26.0
 )
diff --git a/spanner/go.sum b/spanner/go.sum
index a61319e1280..aec06696e60 100644
--- a/spanner/go.sum
+++ b/spanner/go.sum
@@ -422,8 +422,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/speech/apiv1/doc.go b/speech/apiv1/doc.go
index 49d040f34d7..56d5e9ca457 100644
--- a/speech/apiv1/doc.go
+++ b/speech/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/speech/apiv1p1beta1/doc.go b/speech/apiv1p1beta1/doc.go
index 4f3cdf1a96f..cc949b82a5c 100644
--- a/speech/apiv1p1beta1/doc.go
+++ b/speech/apiv1p1beta1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/storage/go.mod b/storage/go.mod
index 8ce54669999..37bd52e5ecd 100644
--- a/storage/go.mod
+++ b/storage/go.mod
@@ -10,6 +10,6 @@ require (
 	golang.org/x/oauth2 v0.0.0-20210413134643-5e61552d6c78
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
 	google.golang.org/api v0.45.0
-	google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d
+	google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab
 	google.golang.org/grpc v1.37.0
 )
diff --git a/storage/go.sum b/storage/go.sum
index a4ff7d7ed59..253a5eae53f 100644
--- a/storage/go.sum
+++ b/storage/go.sum
@@ -424,8 +424,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210413151531-c14fb6ef47c3/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d h1:XkK62R+tLAM4pyhJdBEvtb5B/hM1uTxsVIOjJm6wras=
-google.golang.org/genproto v0.0.0-20210427215850-f767ed18ee4d/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab h1:dkb90hr43A2Q5as5ZBphcOF2II0+EqfCBqGp7qFSpN4=
+google.golang.org/genproto v0.0.0-20210429181445-86c259c2b4ab/go.mod h1:P3QM42oQyzQSnHPnZ/vqoCdDmzH28fzWByN9asMeM8A=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
diff --git a/talent/apiv4/doc.go b/talent/apiv4/doc.go
index a54b857ca1d..b13802ce5fa 100644
--- a/talent/apiv4/doc.go
+++ b/talent/apiv4/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/talent/apiv4beta1/doc.go b/talent/apiv4beta1/doc.go
index 356bdee96b7..88549062909 100644
--- a/talent/apiv4beta1/doc.go
+++ b/talent/apiv4beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/texttospeech/apiv1/doc.go b/texttospeech/apiv1/doc.go
index 3f7d5e30728..f3e82785eb9 100644
--- a/texttospeech/apiv1/doc.go
+++ b/texttospeech/apiv1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/trace/apiv1/doc.go b/trace/apiv1/doc.go
index 6d72ff735b1..1f6508cca3b 100644
--- a/trace/apiv1/doc.go
+++ b/trace/apiv1/doc.go
@@ -52,7 +52,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/trace/apiv2/doc.go b/trace/apiv2/doc.go
index 70c50a983bb..084f0c6402b 100644
--- a/trace/apiv2/doc.go
+++ b/trace/apiv2/doc.go
@@ -52,7 +52,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/translate/apiv3/doc.go b/translate/apiv3/doc.go
index 8dfeec00f3f..1a7df0ae6e7 100644
--- a/translate/apiv3/doc.go
+++ b/translate/apiv3/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/video/transcoder/apiv1beta1/doc.go b/video/transcoder/apiv1beta1/doc.go
index 550f8e7cfec..0e469702d15 100644
--- a/video/transcoder/apiv1beta1/doc.go
+++ b/video/transcoder/apiv1beta1/doc.go
@@ -49,7 +49,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/videointelligence/apiv1/doc.go b/videointelligence/apiv1/doc.go
index 68b402d2f2e..6144fa44f71 100644
--- a/videointelligence/apiv1/doc.go
+++ b/videointelligence/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/videointelligence/apiv1beta2/doc.go b/videointelligence/apiv1beta2/doc.go
index ea70b9e466a..4bc479dee7e 100644
--- a/videointelligence/apiv1beta2/doc.go
+++ b/videointelligence/apiv1beta2/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/vision/apiv1/doc.go b/vision/apiv1/doc.go
index eece289e6cd..deefd75e501 100644
--- a/vision/apiv1/doc.go
+++ b/vision/apiv1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/vision/apiv1p1beta1/doc.go b/vision/apiv1p1beta1/doc.go
index a068a6aae43..74072134bde 100644
--- a/vision/apiv1p1beta1/doc.go
+++ b/vision/apiv1p1beta1/doc.go
@@ -50,7 +50,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/webrisk/apiv1/doc.go b/webrisk/apiv1/doc.go
index 31e7469a3af..70b007d2630 100644
--- a/webrisk/apiv1/doc.go
+++ b/webrisk/apiv1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/webrisk/apiv1beta1/doc.go b/webrisk/apiv1beta1/doc.go
index 67c606a0d13..bd0a42316d6 100644
--- a/webrisk/apiv1beta1/doc.go
+++ b/webrisk/apiv1beta1/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/websecurityscanner/apiv1/doc.go b/websecurityscanner/apiv1/doc.go
index 83760e97891..94a17a768b1 100644
--- a/websecurityscanner/apiv1/doc.go
+++ b/websecurityscanner/apiv1/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/workflows/apiv1beta/doc.go b/workflows/apiv1beta/doc.go
index 44604e48087..d850177602d 100644
--- a/workflows/apiv1beta/doc.go
+++ b/workflows/apiv1beta/doc.go
@@ -46,7 +46,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)
diff --git a/workflows/executions/apiv1beta/doc.go b/workflows/executions/apiv1beta/doc.go
index 2c0752996e7..3fc35e0049b 100644
--- a/workflows/executions/apiv1beta/doc.go
+++ b/workflows/executions/apiv1beta/doc.go
@@ -48,7 +48,7 @@ import (
 type clientHookParams struct{}
 type clientHook func(context.Context, clientHookParams) ([]option.ClientOption, error)
 
-const versionClient = "20210424"
+const versionClient = "20210429"
 
 func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
 	out, _ := metadata.FromOutgoingContext(ctx)