Syntax

edit
{{User:Cuckooman4/UBX/TV
  |show name (mandatory)
  |id text (optional; default "TV")
  |adjective (optional; default "awesome")
}}

Source

edit
{{Userbox
  |id       = {{{2|TV}}}
  |info     = This user thinks that ''{{{1}}}'' is {{{3|awesome}}}.
}}