Bajaj Finserv — Regarding Independence day cash back

My Name is Dheerajkumar Pentela, i opened OD account for 15 Laks, opening time mentioned cashback details. i am pasting the email content

Dear Sir,

Please find the confirmation for over draft process

Loan amount : 1400000/-

Process charges : 16304

Total Deduction : 16304

Bajaj cashback : 5000/-

(with in 15days)

Caller side cashback : 11304/- (caller side cashback will be refund to your account on 8-9-2022 To[protected]

At the time they mentioned with 15 days Bajaj will credited to the loan account (flexi fee amount ) stil i am not receved. (victor.[protected]@bajajfinserv.in)

Still i am not receved any cashback. Can please give the suggestion. How complain this incident