IDBI Bank — Online mode electricity bill transaction debited not returned

Address:

Chennai

I have paid the electricity bill on 27/Nov/2021 13;00 through online mode the amount 5278 not yet credited in to electricity bill account even i manually checked with the electricity bill counter it is not yet credited but the amount 5278 is Debited in my IDBI account on 27/Nov/2021 not yet returned.I contacted customer care they said it will return in 3days but not happened.I raised a complaint after 3days they said after 2days you will be getting resolution so 4months passed i didn't get money back