{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "SaleLine",
  "description": "A single line item on a sale.",
  "$id": "https://raw.githubusercontent.com/api-evangelist/lightspeed-pos/refs/heads/main/json-schema/retail-r-series-sale-line-schema.json",
  "type": "object",
  "properties": {
    "saleLineID": {
      "type": "string",
      "description": "Unique sale-line identifier."
    },
    "itemID": {
      "type": "string",
      "description": "Identifier of the item sold."
    },
    "saleID": {
      "type": "string",
      "description": "Identifier of the parent sale."
    },
    "unitQuantity": {
      "type": "string",
      "description": "Quantity sold."
    },
    "unitPrice": {
      "type": "string",
      "description": "Price per unit."
    },
    "normalUnitPrice": {
      "type": "string",
      "description": "List price per unit before discounts."
    },
    "discountID": {
      "type": "string",
      "description": "Identifier of any applied discount."
    }
  }
}