Update ZMQ Message Reference

ZMQ-Message-Reference.md

@@ -35,8 +35,7 @@ Published Messages:
 
 ## 'recordedChannels'
 
-Data is a list of strings that correspond to the names of the detectors to be enabled.
-
+Data is a list of strings that correspond to the names of the detectors to be enabled. For example:
 ```
     msg = ['recordedChannels',   '["Counter0", "Counter1"]' ]
 ```