Fraud
Getting email about purchases I have not made. What should I do?
iPhone 6s
More than likely spam and / or scam.
Avoid phishing emails, fake 'virus' alerts, phony support calls, and other scams - Apple Support
If you received or acted on a likely phishing message:
If you received a suspicious email, please forward it to reportphishing@apple.com. If you're on a Mac, select the email and choose Forward As Attachment from the Message menu.
If you think you might have entered personal information like a password or credit card info on a scam website, immediately change your Apple ID password.