private function setDefaultOptions()
    {
        $this->setOptions([
            CURLOPT_SSL_VERIFYPEER => true,
            CURLOPT_HEADER => false,
            CURLOPT_RETURNTRANSFER => true, //=> return response instead of boolean
            CURLOPT_FAILONERROR => false //=> also return an error when there is a http error >= 400
        ]);
    }