userpb.UploadAvatarResponse

{
    "base_response": {
        "code": 0,
        "message": {
            "value": "string"
        }
    },
    "big_avatar_url": "string",
    "final_md5": "string",
    "offset": 0,
    "size": 0,
    "small_avatar_url": "string"
}