Bad service from cartrack especially their acc department plz fixed that

Cartrack I know the economy is bad unfortunately is bad on all of us .I canceled by track 2023 /03 cos I sold the car and confirmed send proof to your acc department then after a year u come and say I owe u R181 your consultant could not even explain what is it for .Pls check your records I paid and canceled u .I'm sure I'm not the only customer I hated the way u dragged the cancelation by ignoring my emails when I was trying to cancel that's why I moved to nestar bcs your service is pathetic now after a year u say I owe u must choose your victims wisely why should I pay for something I'm not using and I canceled send u emails and paid u .stop with this plz check your record I send emails .Stop bothering me