(unsubscribeTransitionCallBack: StringAdd).self
(unsubscribeTransitionCallBack: StringFormat).self
(unsubscribeTransitionCallBack: ArrowAssoc[UnsubscribeTransitionCallBack]).x
(Since version 2.10.0) Use leftOfArrow
instead
(unsubscribeTransitionCallBack: Ensuring[UnsubscribeTransitionCallBack]).x
(Since version 2.10.0) Use resultOfEnsuring
instead
Unsubscribe from akka.actor.FSM.Transition notifications which was effected by sending the corresponding akka.actor.FSM.SubscribeTransitionCallBack.