Who Owns ChatGPT AI Output? Commercial Use Rights

I've been trying to resolve this on my own but I'm stuck.

reverse engineering software. I've been dealing with this for about 13 weeks now and the situation isn't improving.

This involves content I created over the past 15 months. I do not have documentation proving my ownership and timeline.

Has anyone been through something similar? What worked for you?

Fwiw my neighbor dealt with this and said the lawyer made it go away fast.

This happened to me too. Have you tried filing a complaint with the relevant agency? In my case they investigated and it got resolved without needing a lawyer.