Just to point out, I've written a little tool called NDI Source Discovery. It has a filter feature and if you double click on a source in the list it will open in Studio Monitor. For something available now, it might be worth trying.
https://kanelp7.wixsite.com/kanesworld/ndi-source-discovery
https://kanelp7.wixsite.com/kanesworld/ndi-source-discovery
