public function post($location, $body)
    {
        curl_setopt($this->curl, CURLOPT_POST, 1);
        curl_setopt($this->curl, CURLOPT_POSTFIELDS, $body);
        curl_setopt($this->curl, CURLOPT_HTTPHEADER, array('Content-Type: application/json'));

        return $this->execute('POST', $location);
    }