Hi @GMAU - can you please make sure to format code in your replies properly or it can get stripped out or otherwise become unreadable. I’ve edited your original post so it uses code formatting.
How was this code generated? Was it done by ChatGPT or similar AI as the syntax used seems to be made up.
You can find the documentation for developing Custom Tiles here:
And there are some examples in the Community Projects category of the community. The announcement thread for Custom Tiles: Access to Things and Variables also has more details on how you can access Things within a Custom Tile.