PLEASEE I NEED HELPPPP

So i think 3yrs ago, i bought an account. i made a mistake buying it ikk 😭 but i paid for it and i want to get it back, its been 2yrs, i have some info on it. if ANYONE could help me get it back (i tried multiple times, they didnt give it back) PLEASEE, it wasnt stolen, its banned so yeah. ANYONE PLEASE HELP ME, THANK YALL IN ADVANCE <33