      only be used for this purpose.
      
      */
-    open var mediaGroup: [MediaContent]?
+    open var mediaGroup: MediaGroup?
     
     /**
      

     received.
     
     */
    open var mediaResponses: String?
    
    /**
     
     Allows inclusion of all the URLs pointing to a media object.
     
     */
    open var mediaBackLinks: String?
    
    /**
     

     media. It contains 14 attributes, most of which are optional.
     
     */
    open var mediaContents: [MediaContent]?
    
    /**
     
