{
  "$schema": "https://json-structure.org/draft/2020-12/schema",
  "name": "Invoice",
  "type": "object",
  "properties": {
    "invoiceId": {
      "type": "string"
    },
    "invoiceNumber": {
      "type": "string"
    },
    "invoiceDate": {
      "type": "string"
    },
    "invoiceType": {
      "type": "string"
    },
    "purchaseOrderReference": {
      "type": "string"
    },
    "currency": {
      "type": "string"
    },
    "dueDate": {
      "type": "string"
    },
    "lineItems": {
      "type": "array"
    },
    "taxDetails": {
      "type": "array"
    },
    "comments": {
      "type": "string"
    },
    "approvalDate": {
      "type": "string"
    },
    "paymentDate": {
      "type": "string"
    },
    "paymentReference": {
      "type": "string"
    },
    "createdDate": {
      "type": "string"
    },
    "lastModifiedDate": {
      "type": "string"
    }
  }
}