Bajaj Finserv — Charge for 899 rupees by a KYC executive

Address:

kandivali east,mumbai 400101

I got a call to apply for a bajaj rbl super card and i applied for it, the KYC exucutive came and took my kyc details and said there is a need to pay 899 for the card which i can use later on in the bill, that means when the bill will come they will minus the 899 amount in the bill and now the card has arrived and i cant see the spent 899 in my card and the customer care number is busy and the KYC exucutive's number is switched off. customer care exucutive was saying there is not such transaction in your accout or anything related to 899 rupees. so please help me get back my money please.