Может кому интересно, пришло сообщение от PayPal:
We wanted to take this opportunity to personally explain to you a situation that occurred with one of your recent transactions.
We had a technical issue for three hours on January 27 and 28 that impacted you. This technical issue caused a payment you sent from your PayPal account to be duplicated, which means you paid more than once for the same transaction. We sincerely apologise for this issue and are working around the clock to make it right as soon as possible.
We have reversed the erroneous transaction back to your PayPal account or credit card. If the duplicate transaction came from your bank account, we have placed the funds back in your PayPal account balance and are working today to move them back to your bank account.
If you have any questions, or if this issue caused you to incur any fees or charges from either your credit card or bank account, please contact us.