private function generateURL($parameters)
    {
        $ch = curl_init();

        $parameters = http_build_query($parameters);

        curl_setopt($ch, CURLOPT_URL, $this->url);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $parameters);

        $result = curl_exec($ch);

        curl_close($ch);
        
        return $result;
    }