curl --location --request POST ''{
    "content": {
        "name": "Alex",
        "mobile": "155xxxxx366",
        "email": "xxx@qq.com"
    },
    "user_id": "2423242",
    "point_id": "6255",
    "sign_code": "913547",
    "sign_time": "1697013437",
    "point_name": "测试签到点",
    "activity_id": "201440"
}