Is that an array which gets just one string there? My Go skills are almost zero 😆
I might be completely off, but I believe that you should be able to add additional pubkeys to this filter and it would work.
https://github.com/bitvora/wot-relay/blob/7b71d986335f1e612f6a9071c3bcf66cd9a6418f/main.go#L270
But it is a really just a guess after staring at the code for couple of minutes.
Discussion
Now i need thread notifications (the opposite of mute thread) to see how this develops...
Yep