They called me for a contract in December 2023 and they kept on overcharging me to a point that my wife and I chose to settle the remainder of the contract in March 2025

They called me for a contract in December 2023 and they kept on overcharging me to a point that my wife and I chose to settle the remainder of the contract in March 2025. Now they have handed over my account to the lawyers (Daly) saying I owe them even though I paid them. I have tried to reason with both Daly and Onair TV but even after providing them with proof they only want me to pay 1647 and they are not responsive to the emails. They are bullying me to make that payment