/**
  * @param string $id Optional (do not set for new objects)
  * @param string $parent_id Parent ID for AdAccountGroup is always "me"
  * @param Api $api The Api instance this object should use to make calls
  */
 public function __construct($id = null, $parent_id = null, Api $api = null)
 {
     parent::__construct($id, 'me', $api);
 }