akka.contrib.pattern.DistributedPubSubMediator
(subscribeAck: StringAdd).self
(subscribeAck: StringFormat).self
(subscribeAck: ArrowAssoc[SubscribeAck]).x
(Since version 2.10.0) Use leftOfArrow
instead
(subscribeAck: Ensuring[SubscribeAck]).x
(Since version 2.10.0) Use resultOfEnsuring
instead