Involuntary Subscription from MTN

I woke up this morning and found messages that I've subscribed to 5 services that takes more than 250 rands, things I never subscribed for that time I was working and didn't touch my phone and I came back home to rest. I woke up 13:31 on the 14/11/21 to get messages of 06h30 that I have subscribed and I got no idea of such