A sample .JSON file for this workflow can be downloaded from the Identity Panel Download site.
In the link we see that the change was the SAP WS Users connector was added and the last prior change was Thursday Sep 21 2017, 11:41:30 AM:
To limit the number of notifications, we set the number of notifications to a maximum of 3 in a 30 minute period:
In this case I'm testing the notification so I'm just adding a user email address, this would typically be a distribution list or a shared mailbox.
We then add an event to the event log for good measure: