I-pay never credited my account

Good day

On the 23 January 2020 around pass 4 I did an i-pay to supabet account for my supabet account to been credit for R75.00....but it ddnt reflect as it was suppose to be credited same time..I called them on their contact centre +***0 and used their live chart more than 7 times since from yesterday and today but still nothing it's been done am still waiting for my account to be credited..they asked me to send proof of payment which I did on live chart and WhatsApp support line..but nothing..all they all say to is that they will get back to me...but never did..please intervene..I would be thankful if this can be resolved..my number is ***.nsme is Isaac maluleke