I make payments for data and nothing yet return my money

It been over an hours since I made the payment

I make a payment of 2000naira via bank transfer on my mtn app why I haven’t received my data yet or refund ? It is been 24hours

For some few days I have been unable to make any calls as i keep getting 'number busy" when i try calling even though sometimes i do recieve calls. Today i woke up to find out I...