This message can be sent as the reply to a fast failover operation to allow handling of the operation to be forwarded to another actor.
This message can be sent as the reply to a fast failover operation to allow handling of the operation to be forwarded to another actor.
This will trigger this actor to send one final heartbeat to the fast failover coordinator for this operation,
and then stop sending heartbeats. The wrapped message will be wrapped in an Attempt
message and sent on to
the given sender.