unable to withdraw $62 K

Hi, i sign up this broker on Dec 28 2021 after make couple times deposti and winning. i tried to Withdraw but the broker ask me to pay tax which red flag scam.. till now I can't withdraw my money. please help me. also block this company by looking on the ETH wallet this company stilling a lot people money. this the ETH wallet money 0x1e6c65534cf4ec17816eb3b9549d7197de54f07b when I check on blockchain this wallet have a lot transfer money. look like money laundry.