update_syn_project.json

{
    "query": "mutation UpdateSynProject($id: String!, $name: String, $permissions: [PermissionDataInput]) { updateSynProject(id: $id, name: $name, permissions: $permissions) { synProject { id name } errors } }",
    "variables": {
        "id": "syn17080111",
        "name": "An Updated SynProject",
        "permissions": [{
            "principalId": 3381745,
            "access": "CAN_EDIT"
        }]
    }
}