dont now who is this .. sent me a mail to pay an amount of 17, 500.00 in cash.. please verify that the above details are sent by governament of india, or some other who is trying to cheat me...

my name is yogesh v r and i got a mail from,
106 GROSVENOR SQUARE
NEW DELHI W1A 1AE
INDIA.
Customer services,
Our ref: Rbi/Acct/Ptm/2014
Payment file: RBI-DEL/id1033/14
Payment amount: ((40, 014,667.91INR))
and they are asking to pay an amount of 17, 500.00 in cash , and they will transfer the above mentioned payment amount to my private account.and they are asking for details of account number , is this message really sent by RBI governament of india