Order item data discriminator

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/OrderItemTypeOld",
  "title": "Order item data discriminator",
  "enum": [
    "CancellationFee",
    "Rebate",
    "Deposit",
    "ExchangeRateDifference",
    "CustomItem",
    "Surcharge",
    "SurchargeDiscount",
    "SpaceOrder",
    "ProductOrder",
    "Other",
    "TaxCorrection",
    "ResourceUpgradeFee",
    "InvoiceFee"
  ],
  "type": "string",
  "x-enumDescriptions": [
    "No additional data.",
    "[Rebate order item data](https://mews-systems.gitbook.io/connector-api/operations/accountingitems#rebate-order-item-data)",
    "No additional data.",
    "No additional data.",
    "No additional data.",
    "No additional data.",
    "No additional data.",
    "No additional data.",
    "[Product order item data](https://mews-systems.gitbook.io/connector-api/operations/accountingitems#product-order-item-data)",
    "No additional data.",
    "No additional data.",
    "No additional data.",
    "No additional data."
  ]
}