Charge ModelThe shipping fee and tax information.idstringOptionalThe ID of the charge model.Length0 <= length <= 128typeenumRequiredThe charge model type, which is tax or shipping.Length0 <= length <= 20Value in"TAX" | "SHIPPING"amountobject<currency>RequiredThe currency and amount for a financial transaction, such as a balance or payment due.currency properties2 propertiescurrencystringRequiredThe [three-character ISO-4217 currency code](/docs/integration/direct/rest/currency-codes/).valuestringRequiredThe value, which might be:An integer for currencies like `JPY` that are not typically fractional.A decimal fraction for currencies like `TND` that are subdivided into thousandths.For the required number of decimal places for a currency code, see [Currency codes - ISO 4217](https://www.iso.org/iso-4217-currency-codes.html).