False advertising about R99 10GB FOR 30 days it was less than 24hours

FALSE ADVERTISING

I purchased a new sim at MTN store Heidelberg GAuteng on Friday 17/06/2021 I then loaded R130 to switch to data for 30 days To my surprise Friday morning my data balance was 0GB Mind you I loaded this airtime and converted at 13:45 on Thursday What is going on ? Why was I ****** why you advertise lies? I want my data or airtime back