->

- MsgIn ( Msg : 
                - MP 'Thread_context' Msg Msg.Layer_id
        )
' Thread_context = . ..

Exit

MP ->
Arg Message : HTTPMessage, TC : &Variables, Layer : HTTP_POST

- HTTPRequest 'Request' Message, 
  CheckUser Request Layer,
  Process 'TC' Request

Return

MP ->
Arg Message : HTTPMessage, Layer : HTTP_GET

...

Return