Message exit user data (MSGUSRDATA)

Specifies user data that is passed to the message exit program.

The possible values are:

*SYSDFTCHL
The value of this attribute is taken from the system default channel of the specified type.
*NONE
The user data for the message exit program is not specified.
message-exit-user-data
Specify a maximum of 32 characters of user data for the message exit program.