diff --git a/src/Models/AbstractModel.php b/src/Models/AbstractModel.php
deleted file mode 100644
index 9daf1bf..0000000
--- a/src/Models/AbstractModel.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-
-namespace YouTube\Models;
-
-abstract class AbstractModel
-{
-    final public function __construct($array)
-    {
-        if (is_array($array)) {
-            $this->fillFromArray($array);
-        }
-    }
-
-    public static function fromArray($array)
-    {
-        return new static($array);
-    }
-
-    private function fillFromArray($array)
-    {
-        foreach ($array as $key => $val) {
-            if (property_exists($this, $key)) {
-                $this->{$key} = $val;
-            }
-        }
-    }
-
-    /**
-     * @return array
-     */
-    public function toArray()
-    {
-        return get_object_vars($this);
-    }
-}
\ No newline at end of file
diff --git a/src/Models/JsonObject.php b/src/Models/JsonObject.php
new file mode 100644
index 0000000..13c3681
--- /dev/null
+++ b/src/Models/JsonObject.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace YouTube\Models;
+
+use YouTube\Utils\Utils;
+
+abstract class JsonObject
+{
+    protected array $_data = [];
+
+    final public function __construct(array $data)
+    {
+        $this->_data = $data;
+
+        foreach ($data as $key => $val) {
+            if (property_exists($this, $key)) {
+                $this->{$key} = $val;
+            }
+        }
+    }
+
+    /**
+     * Get an item from an array using "dot" notation.
+     *
+     * @param string $key
+     * @param mixed $default
+     * @return mixed
+     */
+    public function deepGet(string $key, $default = null)
+    {
+        return Utils::arrayGet($this->_data, $key, $default);
+    }
+
+    public function toArray(): array
+    {
+        return get_object_vars($this);
+    }
+}
\ No newline at end of file
diff --git a/src/Models/StreamFormat.php b/src/Models/StreamFormat.php
index fffaf35..23b1a67 100644
--- a/src/Models/StreamFormat.php
+++ b/src/Models/StreamFormat.php
@@ -2,7 +2,7 @@
 
 namespace YouTube\Models;
 
-class StreamFormat extends AbstractModel
+class StreamFormat extends JsonObject
 {
     public ?int $itag = null;
     public ?string $mimeType = null;