| Name | Type | Description | Notes |
|---|---|---|---|
| currency | Currency | [optional] [default to null] | |
| payment_details | PaymentDetailsOnlyCreditCards | [optional] [default to null] | |
| String | Customer's email address. | [optional] [default to null] | |
| metadata | Object | Store any additional data you want to associate with the customer. The object's keys and values must be strings. Keys have a maximum length of 30 characters. Values have a maximum length of 2000 characters. | [optional] [default to null] |