Indira Gandhi National Open University — Failed payment

Dear sir/Mam
I have done admission in CFE on 24th August 2022 but they showd me ur payment has been failed I thought it will be reverted back and paid again of 3700 and on second time the message was same after some time i tried with my another debit card and it got successful... But sir the refund of 7400 didn't got reverted on my account as I have e-mailed them 100's of time but I didn't got any response from ignou...