Erase those family subscription I have no idea about

Now I don't understand how come I owe you R779. 27 how come on my account I see three family subscription please fix it because I won't pay any amount I no idea about I own 1 dstv decoder and I pay R320 every month like I said before you take advantage of me and don't take me serious I returned the router 18 October because your agent gave me wrong information and I sent the proof to one of your members via email to show that I got wrong information but since they I've been own huge amount of money that I have no idea about clear that subscriptions I don't know anything about