SMS AIR SUBSCRI

I don't understand how or what customers service is people get ********** day ******* I've been a victim of day light ******* I've got a subscription that I did not approve off I even went to Southgate mall EDGARS to inquire they told me it will be stopped ASAP and they phoned some helpline but im looking at my statement now they still charging me a fee of R20 for AIRTIME CONTRACT PLAN that I did not approve off I demand my money to be refunded now ive called the customer service ***) but the was no help.im being told it will take up to 48hours for someone to call me back. while they will be still eating my money I work hard for my money. I've been having good service from Edgar's up until this and If this has no solution I rather cancel my account and move somewhere else where this is costumer priority