@startuml
!include skin.inc
participant "API consumer" as cli
participant "NFV-MANO\nfunctional entity" as srv
autonumber
	note over cli, srv: Precondition: API consumer has previously subscribed
	note over srv: Event occurs that\nmatches subscription
	srv -> cli: POST <<Client side URI>> (<<Notification>>)
	cli -> srv: 204 No Content
        note over cli, srv: Postcondition: Notification available to API consumer
@enduml