The common root topic path derived from the requested topic selector
The topic selector that triggered this notification
A list of the names of the servers through which the notification has been routed.
The first name in the list will be the name of the server to which the originating session was connected. If the notification was routed through remote server connections before reaching the recipient then those servers will also be listed in the order that the notification passed through them.
Session ID of the client session that triggered this notification
The session properties of the session that made the request
Notification that a session has made a request using a selector that does not match any topics.