@startuml
hide footbox
title Manage Order (KSA-TRO)
participant FULFILLER as "TRO_FULFILLER (Order Manager)" #99FF99
participant FORWARDER as "TRO_FORWARDER (infrastructure)" #FF99FF
participant CREATOR as "TRO_CREATOR (SUT)"
activate FULFILLER
FULFILLER -> FORWARDER : OMI^O23^OMI_O23 (SC)
activate FORWARDER
FORWARDER --> CREATOR : OMI^O23^OMI_O23 (SC)
activate CREATOR
CREATOR -> FORWARDER : ACK^O23^ACK
deactivate CREATOR
FORWARDER --> FULFILLER : ACK^O23^ACK
deactivate FORWARDER
deactivate FULFILLER
@enduml