From the very start ask your bounty manager if the rules are already firm and final.
But the sad thing is before you are going to ask them, you'll see one rule that allowed them to change any rule as they wish.
you are right, some even changed regulations at the end of the campaign, which previously did not require KYC. they ask all participants to send their identity at the end of the prize campaign. otherwise the participants will not be able receive their prizes. in my opinion it's very ridiculous. . But the sad thing is before you are going to ask them, you'll see one rule that allowed them to change any rule as they wish.
they are clearly unprofessional
