Refund — I didn't get my refund amount

Address: Kannikovil stret, kannikapuram village, vellore

Website: TNEB..... Gpay

0/11/20...
Name : muniyammal
Consumer no:[protected]
I paid online payment through gpay.. But my payment becomes failed.. But still. I didn't get my refund amount.. Please kindly refund my ammount