private function sendPaymentRequest($payer,$town,$amount,$transactionId,$bank_details){
            $infoTransactionId=0;
            $transTime=rawurlencode(date('Y-m-d H:i A'));
            // $bank_details='CARTU';
            $url="http://85.118.98.81/AQPSystem/Service.asmx/Payment?username=$this->user&password=$this->password&bank_details=$bank_details&townIndex=$town&payer=$payer&transTime=$transTime&bankTransId=$transactionId&infoTransactionId=$infoTransactionId&amount=$amount";
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL,$url);
            curl_setopt($ch, CURLOPT_TIMEOUT, 5);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
            $result=curl_exec ($ch);
            $status_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);   //get status code
            curl_close ($ch);
            return $result;
    }