I did the same. Tried my very best to discuss in good faith but they were just being insulting and falsely accusative. I called them a troll and asked them not to reply again. It worked. 😆

I imagine they have ADHD and also poop shit that smells like holier-than-thou roses and sunshine, and they pick fights with people until they get bored or think they "won" and just move on to the next target/victim.