Braintree\TransactionSearch::createdUsing PHP Method

    public static function createdUsing()
    {
        return new MultipleValueNode('created_using', [Transaction::FULL_INFORMATION, Transaction::TOKEN]);
    }

 /**
  * @return MultipleValueNode
  */
 public function createdUsing()
 {
     return TransactionSearch::createdUsing();
 }