public function list(string $msgId, int $index, int $begin, int $count, int $type = 0)
    {
        $params = [
            'msg_data_id' => $msgId,
            'index' => $index,
            'begin' => $begin,
            'count' => $count,
            'type' => $type,
        ];

        return $this->httpPostJson('cgi-bin/comment/list', $params);
    }