Careless telkom

I logged a ***** case since February 2019, case no ********** 2, they say iphone x was added online under my account, my salary does not even qualify me for such device yet they allowed the contract without verifying the details, they suspended my line ********** 780 even when I called an explained the situation, I do pay my line every month but im highly in arrears because of the ***** line added, I decided to stop cancel their debit order