Prefix of all actions eg fetch/request
Function returning Promise, Observable or generator from which events are generated
Optional reducerProducer: ReducerProducer<TRequest, TNext, TError, TState>Function returning a reducer for #state - recieves ProcessLifecycleActions as its argument. Defaults to producing state which is always the most recently returned response from the handler.
A service in switching mode.

Alias for createSwitchingService