The ManagerActionEvent is implemented by ManagerActions that return their result not in a ManagerResponse but by sending a series of events.
The event type that indicates that Asterisk is finished is returned by the ActionCompleteEventClass property.

public abstract class ManagerActionEvent : ManagerAction

Public MustInherit Class ManagerActionEvent
	Inherits ManagerAction

public ref class ManagerActionEvent abstract : public ManagerAction

[<AbstractClassAttribute>]
type ManagerActionEvent =  
    class
        inherit ManagerAction
    end