Device location sudden started displaying gibberish before zone name

What is all this extra stuff and why doesn’t it just display the location (IUI) like it used to?

Brian 6EAB3083-54C8-4CF1-BAF6-D8DF4714684F - IUI

With this amount of details you provided it’s hard to say anything.

https://community.home-assistant.io/t/how-to-help-us-help-you-or-how-to-ask-a-good-question/114371/3