Chapter 3 Working With Simple Events : Simple Event Attributes Reference

Simple Event Attributes Reference
You can use the following attributes in rules to return information about a simple event instance.
The event’s unique external ID. You can specify the value in the SimpleEvent resource Name field.
The event’s time to live, where the assertion of the event defines the start of the time to live period. You can specify the value in the SimpleEvent resource TTL field. See SimpleEvent Resource Reference.
The payload as a string value. See XREF for more on specifying the payload in a SimpleEvent resource.