[Resolved]  british online lottery — verification of cheque of NWB

I received a mail from British online lottery stated that I have won 1500000 GBP and issued a winning certificate and a cheque on my name for 1500000 GBP through Nation wide bank cheque, 39 high street, oldham Manchester-UK on[protected] and on the cheque, the payment release order code also given as NWB[protected], the same is signed by the authorised signatory and Director of foreign operations. But there is no any cheque no.At the top of the cheque there is some No. i.e 150/1-8/210.So I want to conform you that whether the above cheque is issued by your bank cheque leaf is correct or otherwise. I have the copy of cheque and winning certificate with me. I you want I can send through mail. please give your reply soon. I am eagerly waiting for your reply please.