Dishonest

I've written a review exposing vodapay about vouchers that came with an expired date. They called and I explained my situation the said they'll investigate after 3 weeks I wrote a review again complaining that they are not responding then they respond saying they closed my case and escalated the matter to support group. It's been a month nobody contacted me to explain what's happened I still ss vodacom/vodapay is a ****. I want my money because I bought vouchers using voda bucks and my mony