Bunch of ******

I was supposed to pay R525 on my dstv account and I accidentally payed R5250 on the 02 March. I've sent numerous emails with bank statements proof of payment and copy of my ID to the following people ********** ********** ********** And still I haven't received a refund could someone here please let me know what more do I need to do to get my money as I am tired of all this nonsense now My contact number is ********** 929 Email ********** Dstv account number ********** 3