{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/ExpenseEntry",
  "title": "ExpenseEntry",
  "type": "object",
  "properties": {
    "ID": {
      "type": "string",
      "description": "The unique identifier of the expense entry"
    },
    "ReportID": {
      "type": "string",
      "description": "The parent expense report ID"
    },
    "ExpenseTypeCode": {
      "type": "string",
      "description": "Expense type code (e.g., BUSML, AIRFR, HOTEL)"
    },
    "ExpenseTypeName": {
      "type": "string",
      "description": "Human-readable expense type name"
    },
    "TransactionDate": {
      "type": "string",
      "format": "date",
      "description": "Date of the expense transaction"
    },
    "TransactionAmount": {
      "type": "number",
      "format": "double",
      "description": "Amount of the transaction in transaction currency"
    },
    "TransactionCurrencyCode": {
      "type": "string",
      "description": "ISO 4217 currency code of the transaction"
    },
    "PostedAmount": {
      "type": "number",
      "format": "double",
      "description": "Amount posted in report currency"
    },
    "BusinessPurpose": {
      "type": "string",
      "description": "Business purpose for the expense"
    },
    "VendorDescription": {
      "type": "string",
      "description": "Name of the vendor or merchant"
    },
    "LocationName": {
      "type": "string",
      "description": "Location where expense was incurred"
    },
    "IsItemized": {
      "type": "boolean",
      "description": "Whether the entry has been itemized"
    },
    "HasVAT": {
      "type": "boolean",
      "description": "Whether VAT tax applies to this entry"
    },
    "ReceiptImageID": {
      "type": "string",
      "description": "ID of the associated receipt image"
    },
    "URI": {
      "type": "string",
      "description": "URI to retrieve this resource"
    }
  }
}