Optionalbilling_OptionalcustomInformation about the custom (user-defined) payment method used to make this payment.
Optionalpayment_ID of the Stripe Payment Method used to make this payment.
OptionaltypeThe type of the payment method details. An additional hash is included on the payment_method_details with a name matching this value. It contains additional information specific to the type.
The billing details associated with the method of payment.