spotonbet owes me R4290 i want it

spotonbet back in 2022 i deposited 1000 i recieved bonus i won total of 5290 rand when i withdraw my money you refused to pay me and made stories that i abused the bonus i fairly won they paid me my deposit of 1000 rand i feel that they owe me 4290 rand i want it i dont forget it been years i never new where to complain i made research now im here to complain they shut down their website after that but they stiil opareting in cape town