diff --git a/src/Wuunder/Connector.php b/src/Wuunder/Connector.php
index c96a25a..143a56f 100644
--- a/src/Wuunder/Connector.php
+++ b/src/Wuunder/Connector.php
@@ -16,7 +16,6 @@ class Connector
 
     private $apiKey;
     private $apiEnvironment;
-    private $logger;
 
     public function __construct($apiKey, $isStaging = true)
     {
diff --git a/src/Wuunder/Model/Model.php b/src/Wuunder/Model/Model.php
index 2cb764b..2f5bcec 100644
--- a/src/Wuunder/Model/Model.php
+++ b/src/Wuunder/Model/Model.php
@@ -4,7 +4,7 @@
 
 use Wuunder\Util\Helper;
 
-class Model
+class Model implements JsonSerializable
 {
     private $keys;
     protected $data;
@@ -105,4 +105,8 @@ private function _underscore($name)
         self::$_underscoreCache[$name] = $result;
         return $result;
     }
+
+    public function jsonSerialize() {
+        return $this->data;
+    }
 }
\ No newline at end of file