Register a custom dispatcher (e.g., one backed by NotificationEngine.SendNotification). Typically called once at server startup. Subsequent calls replace the handler. Passing null restores the default in-app-only behavior.
NotificationEngine.SendNotification
null
Register a custom dispatcher (e.g., one backed by
NotificationEngine.SendNotification). Typically called once at server startup. Subsequent calls replace the handler. Passingnullrestores the default in-app-only behavior.