See also the
PaymentMethod response object.
Look up a payment method by token.
PaymentMethod paymentMethod = gateway.paymentMethod().find("token");
If the payment method can't be found, it will throw a
If you want to look up a single PayPal account using its token, use the find method.
PayPalAccount paypalAccount = gateway.paypalAccount().find("the_token");
If the PayPal account can't be found, it will throw a