$result = $this->paypalMassPaymentService
                    ->sendMassPayment(
                        PayPalMassPayService::PAYPAL_RECEIVE_TYPE_EMAIL,
                        $paypalEmail,
                        $withdrawMoney,
                        $currencyCode);
                if(!!$result){
                    if(isset($result['ACK']) && ($result['ACK'] == 'Success')){
                    }