Someone hack my account

You will have to contact Epic Support to get a refund, fill out this form and Epic will contact you:

https://fortnitehelp.epicgames.com/customer/en/portal/emails/new

Select “Account Security Issue” option for Game Issue, and make sure to include all relevant information, including the list of numbers from your account payment history and attach the image you posted above. They will reply back by email asap