This illustration shows part of the Devices and Messages page. It contains: 

* The Auto Refresh Interval check box (not selected)
* The disabled drop-down list displaying a value of 5 seconds 
* A table with the following message that came from the application:
Source: EB46FA87-A0A5-45F …
Message Format: urn:test:helloworld:attributes
Message Content: message = Hello world!