删除用户标签

https://xxxxxx/v4/all_member_push/im_remove_tag?usersig=xxx&identifier=admin&sdkappid=88888888&random=99999999&contenttype=json

{
    "UserTags": [
        {
            "To_Account": "xiaojun012",
            "Tags": ["a", "b"]
        },
        {
            "To_Account": "xiaojun013",
            "Tags": ["a", "b"]
        }
    ]
}

{
    "ActionStatus": "OK",
    "ErrorInfo": "",
    "ErrorCode": 0
}