/**
* refund.
*
* @method refund
*
* @param \Recca0120\LaravelPayum\Service\Payum $payumService
* @param \Illuminate\Http\Request $request
* @param string $payumToken
*
* @return mixed
*/
public function cancel(PayumService $payumService, Request $request, $payumToken)
{
return $payumService->receiveCancel($request, $payumToken);
}
