yes if good antpool offerered.. but the address that spent the 83btc was a hackers address where he then tryied to act like someone that obtained that addresses wallet from another hacker and is advertising that he can sign it.. (trying to sell the wallet address to someone else for 10% of the 83btc) thus a double hack/scam

the victim didnt own the address that spent 83btc in fee's the victim was a few taints before that spend