Unhappy client

In March one of vodacom agent called me to upgrade my line,she asked me few questions of which I answered and in return did the same.only for her to give me a kaxkage I didby agree to that ****** sucker changed my line from a top up to an open line without my permission reduced my data from 70g to 30 without my permission ,I realized all this the moment I started having issues buying airtime of which I got errors all the time .it has been months now pleading and calling this people they giving me the run around I mean *** the **** I can't even buy airtime and worse is that I can't even breathe with that little data I get 😒 even the rewards team from vidacom that ****ed me over aren't helping me