{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://api-evangelist.github.io/sap-concur-expense/json-schema/sap-concur-expense-receipt-schema.json",
  "title": "SAP Concur Receipt Image",
  "description": "Schema for an SAP Concur Receipt Image — a digital receipt or document image attached to an expense entry for audit and compliance purposes.",
  "type": "object",
  "properties": {
    "ID": {
      "type": "string",
      "description": "The unique identifier of the receipt image"
    },
    "EntryID": {
      "type": "string",
      "description": "The expense entry ID this receipt is associated with"
    },
    "ReceiptImageURL": {
      "type": "string",
      "format": "uri",
      "description": "Temporary presigned URL to download the receipt image file"
    },
    "IsRequired": {
      "type": "boolean",
      "description": "Whether expense policy requires a receipt for the associated entry"
    },
    "ReceiptType": {
      "type": "string",
      "description": "Type of receipt (e.g., physical, e-receipt, digital tax invoice)",
      "enum": ["physical", "e-receipt", "digital-tax-invoice", "credit-card", "other"]
    },
    "UploadDate": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 datetime when the receipt image was uploaded"
    },
    "FileType": {
      "type": "string",
      "description": "MIME type of the receipt image file",
      "enum": ["image/png", "image/jpeg", "application/pdf", "image/tiff"]
    },
    "FileSizeBytes": {
      "type": "integer",
      "description": "Size of the receipt image file in bytes"
    },
    "URI": {
      "type": "string",
      "format": "uri",
      "description": "Full URI for the receipt image resource"
    }
  }
}