I using bridge on AlexBridge with sepolia network chain, to proccess it’s very simple to unwrap and wrap USDT but maybe proccess in stack chain need many time to unwrap on sepolia network, i not found bug in Alex Bridge. Good job for dev and team 
My Address stacks : ST21FVWMBGZ2C68EN1YX9ZRHJ8E37V24N1MFQ3E46
My address EVM : 0xc996EDF8cb3D88839cC5fe3Fa3F57edB9C9BAe1d
