Refund my money

As a student i trusted FNB but i received some usdt and sold i it so that i may have rands and FNB blocked y account and they terminated my account, they said they could refund my money and i gave an alternative bank account and untill today nothing, i am a student i have things to pay give my money please , Mr Lunga Bottoman give my money 10.900 is alot give my money please