Do you really think the UN Foundation would email you at random to tell you that you have been given a grant of $500k for no reason at all???? Of course they wouldn't. This email didn't come from the UN, it came from a scammer. A scammer who is hoping to take money from you by charging you fees.
Delete the email and don't reply.
You have been choosen by the U.N Foundation to receive a grant donation
of$500,000.00USD.Your Qualification Numbers(G-999-747,UZ-900-77),Contact Ewa
Morgan with yourName,Address,country,Tel for claim:Tel:+44-0702-304-8759
United Nations Foundation.