def artist():
    """
    @api {post} /music/search/artist 歌手搜索
    @apiVersion 1.0.0
    @apiGroup Search
    @apiDescription 歌手搜索

    @apiParam (Headers) {string} token 令牌
    @apiParam (Headers) {String} device_token 设备令牌
    @apiParam (Headers) {String} content_type 内容类型
    @apiParam (Headers) {String} timestamp 时间戳

    @apiParam (Body) {String} searchvalue 搜索词
    @apiParam (Body) {String} pageSize 请求的每页所含条目数目。注意：允许最大为100，否则都按100返回

    @apiSuccess (Success) {Object} ArtistID 歌手编号
    @apiSuccess (Success) {Object} Gender 性别
    @apiSuccess (Success) {Object} Name 歌手名
    @apiSuccess (Success) {Object} Rating 收听总数
    @apiSuccess (Success) {Object} RegionCode 区域代号
    @apiSuccess (Success) {Object} TranslateName 翻译名称
    @apiSuccess (Success) {Object} AlbumCount 专辑数量
    @apiSuccess (Success) {Object} Birthday 生日
    @apiSuccess (Success) {Object} Blood 血型
    @apiSuccess (Success) {Object} Country 国家
    @apiSuccess (Success) {Object} Height 身高
    @apiSuccess (Success) {Object} Horoscope 星座
    @apiSuccess (Success) {Object} ItemCount 单曲数量
    @apiSuccess (Success) {Object} JPG-1000X1000-Artist 歌手图片（1000X1000）
    @apiSuccess (Success) {Object} JPG-240X240-Artist 歌手图片（240X240）
    @apiSuccess (Success) {Object} JPG-320X320-Artist 歌手图片（320X320）
    @apiSuccess (Success) {Object} JPG-600X600-Artist 歌手图片（600X600）
    @apiSuccess (Success) {Object} Weight 体重

    @apiSuccessExample {json} Success-Response:
    {
        "data": [
            {
                "ArtistID": "88399",
                "Gender": "Group",
                "Name": "经典老歌",
                "Rating": 1952167,
                "RegionCode": "CN",
                "TranslateName": "经典老歌",
                "AlbumCount": 1,
                "Birthday": "0000-00-00",
                "Blood": "N/A",
                "Country": "中国",
                "Height": 0,
                "Horoscope": "",
                "ItemCount": 1,
                "JPG-1000X1000-ARTIST": "/artist/008/88399-JPG-1000X1000-ARTIST.jpg",
                "JPG-240X240-ARTIST": "/artist/008/88399-JPG-240X240-ARTIST.jpg",
                "JPG-320X320-ARTIST": "/artist/008/88399-JPG-320X320-ARTIST.jpg",
                "JPG-600X600-ARTIST": "/artist/008/88399-JPG-600X600-ARTIST.jpg",
                "Weight": 0
            }
        ]
    }

    @apiError (Error) 31003 No keyword in the request params!

    @apiErrorExample {json} Error-Response:
    {
        "data": "No keyword in the request params!"
    }
    """
