I actually asked a friend because inalmost spoiled S2 premiere of Helluva Boss for his wife.
He said it's IIspoilerII in discord on the app. I'll test it real quick here.
Edit: okay so you basically use the | symbol on either end of what text you want blocked out. But doubled.
Ex. ||Wab is a tweeb||
Edit edit: Fuck me i just re-read the original post so totally disregard me.