RBL Bank — credit card wrong debit card no-[protected]

Address:

Kolkata, West Bengal, 700030

This is to inform you that bajaj finserv has offered me a credit card tied up with rbl bank. During the credit card offer i v been informed that there will be no annual charge for this credit card, but before my delivery of this card to my residence suddenly i got a message that a sum of rs.1178.45 has debited from the credit card with out my knowledge.
My queries is that i v not received my card neither i v activated the card but charge has been debited how it is possible.
My card no is -[protected]
Kindly solve the problem and arrange to refund the wrong debit.
Second request is that i want to surrender the credit card. Kindly inform me the process to my mail [protected]@gmail.com