def gethistory():
    """
    @api {post} /music/search/gethistory 获取搜索记录
    @apiVersion 1.0.0
    @apiGroup Search
    @apiDescription 获取搜索记录

    @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

    @apiSuccess (Success) {Object} keyword 搜索关键字

    @apiSuccessExample {json} Success-Response:
    {
        "data": [
            {
                "keyword": "经典老歌"
            }
        ]
    }

    """
