Canara Bank — Reflection/Credit of Refunded amount in my sb account

Address:

Bihar

Ref: 6056139065846264805040.
Through Paytm app & my Canara Bank debit card Processed for payment of Energy Bill of Rs.1212 to NBPDCL Bihar on 17th November 20 at 5.19.01pm on line.Amount deducted from my account but till now NBPDCL not received said amount .Paytm says that money has been refunded to Canara Bank for credit in my sb account but still not reflected in my bank account.?