Pop\Payment\Adapter\Authorize::buildPostString PHP Метод

    protected function buildPostString()
    {
        $post = $this->transaction;
        $post['x_card_num'] = $this->filterCardNum($post['x_card_num']);
        $post['x_delim_data'] = 'TRUE';
        $post['x_delim_char'] = '|';
        return http_build_query($post);
    }