Do not sign anything. Tell them that you are having this reviewed by your lawyer (even if that is not true). Drag it out as long as possible until they just giv

Do not sign anything. Tell them that you are having this reviewed by your lawyer (even if that is not true). Drag it out as long as possible until they just give up. You are not liable for any of this shit. If you feel like you want to claim ownership of your IP then call a lawyer and decide on what to threaten-than-sue them with.