Citibank — Lottery Claim

Address:

London Uk

Have received an email state i have won a lottery and needs to claim my price, and now apperantly cause i'm residing outside London i need an affidavit T21 from the High Court Of London and for that i needs to pay 11, 756, 26, is this something to fall for or not, cause i then if that the case why cant they the just deduct the amount frythe price that i have won an transfer the other amount for me then...