Billdesk — amount paid but did not get the fee receipt

Address:

Jail campus house no.12, Gorakhpur, Uttar Pradesh, 273006

Sir i have paid rs-2400 fee of my brother krishna singh with unique id no.[[protected]]

At-13/01/2020

And complete the transaction using google pay, after my transition were successful but i got error on the screen and did not get the fee receipt. So please help me to get my refund or i have to take strict action. But now i paid the fee from the union bank counter, so i want my refund asap