Municipal Corporation Of Delhi — Duplicate payment done for same property tax[protected]on march 7 2021) need help on refund

Dear Sir,

My House belongs to EDMC - esat delhi. Compete Address details as below
Hiralal Pradhan
Block 1/304 Eastend aparartment, mayurvihar ph-1 extn, newdelhi 110096

Please note, during lockdown "on 7th march 2021", I tried to pay the property tax online .
One payment done(Rs. 2, 614.00 ) by me using property-taxid:
Property Ref Id[protected]
2020-21 - Property Tax Receipt No : G[protected]Mar-2021
Second-payment done by me same day, same year details .. by mistake
Property Ref Id[protected], (Rs. 2, 597.00 )
2020-21 - Property Tax Receipt No : G[protected]Mar-2021

I have tried to contact helpdesk phone no, email -id but unable to get any help to get the refund one one of the payment . I will be grateful if any support I can get

My name and detail
Hiralal Pradhan
ph: [protected]