United Bank Of India [UBI] — transaction declined and account debit

To
The branch manager : united bank of india
Location: lakshmikantapur
Sub:- transaction decline and acount debit (Acount no[protected]
Dear sir/ madam,
With reference to above subject line, i did the transaction through aeps center and transaction got declined however, my account was debit.
Please find below the transaction details along with npci status also, transaction receipt attached with the letter. Kindly process the request and reverse the amount in my account against the same

Device code : dig1315102
Npci response code :
Rrn (Npci) : [protected]
Transaction date : 03/01/2018
Transaction time : 11:11:33
Transaction type : cd
Stan : 167396
Issuer bank bin : rbl bank
Issuer bank name : united bank of india
Adhar no. :[protected]
Amount : 2500
Error/ response code : 91
Remarks : issuer is inperative