Bajaj Finserv — elite card membership cancellation

Dear Sir,
I avinash kumar my registered mobile [protected], I pay 4999/- on dt 25.10.2019 through mobikwik instacredit. and customer care say that next 6 working days reached your card at home but no any response Till date.
So I request To you cancel this membership process and refund my amount shortly. and I too harassment with elite membership.

thank you.