Returns the userid assigned to the session.
This parcel may appear anywhere before the only End-request parcel.
|Flavor||Parcel Body Length||Parcel Body Fields|
|137||Useridlength: 2||The Userid-length field is a two-byte unsigned integer containing the number of bytes in the Userid field.|
|Userid: 1 to 90||The Userid field is a character string encoded in the character set of the associated request, varies in length between 1 and 90 bytes, and contains the userid assigned to the session. The length is contained in the Userid-length field.|