ElectroGloop

I couldn't find much info about it online, but from what I understand DACP support has been removed in tvOS 13.

You can use the newer 'Media Remote' protocol to communicate with the Apple TV. There is an interesting post about using this protocol with Apple TV written by Evan Coleman:...

To be honest I did have a bit of trouble getting it to run, but I thought that was down to my setup more than anything. I ended up having...

This is different to the error I was getting. It might be worth checking out one of the forks as they claim to fix sodium dependencies.

Not sure if you are aware, but a few of the backers from the kickstarter page for Sense have setup a slack page where they are discussing the source code...