Just to be safe i would shut the email address down and get a new one. It won't take you long to do. You need to do this because when you signed up for the account you provided your contact information-you don't want those nigerians to be able to access it. The nigerians send out hundreds of email requests hoping to get someone to reply back to them-it really shouldn't be a problem for you but you need to err on the safe side and shut that email down.
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