$dataString = json_encode($data);

        $ch = curl_init($this->apiUrl . $url);
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $type);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $dataString);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, array(
                'Content-Type: application/json',
                'Expect:',
                'Content-Length: ' . strlen($dataString))
        );
        $result = curl_exec($ch);