{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/SaleItem",
  "title": "SaleItem",
  "type": "object",
  "description": "In loyalty or value added payment card transaction, the items of the sale are entering in the processing of the transaction. Sale items of a transaction.",
  "properties": {
    "ItemID": {
      "type": "integer",
      "description": "Item identification inside a transaction (0 to n)."
    },
    "ProductCode": {
      "type": "integer",
      "minimum": 1,
      "maximum": 20,
      "description": "Product code of item purchased with the transaction."
    },
    "EanUpc": {
      "type": "integer",
      "description": "If data sent, POI has to store it and send it if the host protocol allows it."
    },
    "UnitOfMeasure": {
      "$ref": "#/components/schemas/UnitOfMeasure"
    },
    "Quantity": {
      "type": "string",
      "description": "If data sent, POI has to store it and send it if the host protocol allows it."
    },
    "UnitPrice": {
      "type": "number",
      "maximum": 99999999.999999,
      "minimum": 0,
      "description": "if Quantity present."
    },
    "ItemAmount": {
      "type": "number",
      "maximum": 99999999.999999,
      "minimum": 0,
      "description": "Total amount of the item line."
    },
    "TaxCode": {
      "type": "integer",
      "description": "If data sent, POI has to store it and send it if the host protocol allows it."
    },
    "SaleChannel": {
      "type": "integer",
      "description": "If data sent, POI has to store it and send it if the host protocol allows it."
    },
    "ProductLabel": {
      "type": "string",
      "pattern": "^.+$"
    },
    "AdditionalProductInfo": {
      "type": "string",
      "pattern": "^.+$",
      "description": "If data sent, POI has to store it and send it if the host protocol allows it."
    }
  },
  "required": [
    "ItemID",
    "ProductCode",
    "ItemAmount"
  ]
}