➡ Request Parameter
| Type | Condition | Restriction |
|---|---|---|
| itemsType | Optional | Negative value. Once per request mandatory: - discount@unit-price-gross- discount@tax-rateOptional: - discount@description- discount@description-additionAll other attributes will be ignored. |
Alternatively the discount can be submitted as separate <item> element or <item@discount> attribute.
If an unit-price-gross with more than 4 decimals is provided, it will be rounded to 4 decimals internally.