function getSignature(UserId, UserUserId, sceneId){ devideData = _Yr('Log1', at, tr, kr) SignatureNonce = _zt() Timestamp = _At() Signature = _Gr({ "AccessKeyId": "xxxxxxxxxxxx", "SignatureMethod": "HMAC-SHA1", "SignatureVersion": "1.0", "Format": "JSON", "Timestamp": Tim...