Meesho — Received a lucky draw coupon claiming that I received 6 lakhs

Address:

Nalini Ranjan Avenue, Basantalla Saha Road, New Alipur, Kolkata 700053

Received a letter in the name of Meesho claiming that i have received Rs.6, 20, 000 andit says that it's a random lucky draw which i won. It is mentioned that you should only call on the no. Provided and not the meesho helpline number.
They are further asking for bank details to transfer the money amount.