attr_set_user [-pamAV] {module} {user} {attribute} [position] {value}
attr_set_user [-pamAV] {module} {user} {log_user_based} [request-list]
If you want to change RSBAC attribute for some user, you may use attr_set_user utility. Check appropriate documentation about possible attributes and values for module you want to administrate or use -A option to see full list.