Any proof you can provide to us so that you can get our sympathy since we cannot tell if you are telling the truth here since you doesn't show any scenario on why is that happening on you but maybe you violated their Tos, But if you think you didn't do anything wrong by using their wallet I think you need to sue them by filing some legal suite since 10 btc is pretty much huge to be lose in unknown matters.
hello i'm having the same problem
I can prove
please
coinbase blocked all my funds
I'm looking for a week
some way to resolve
I read everything about it and nothing worked