using ABBYY.DocumentAI;
using ABBYY.DocumentAI.Schemas.Components;

var sdk = new DocumentAI(apiKeyAuth: "<YOUR_BEARER_TOKEN_HERE>");

var res = await sdk.Models.Invoice.GetExtractedFieldsAsync(documentId: "wh23anb5xjf0ntw5taase5qz");

// handle response

{
  "meta": {
    "id": "wh23anb5xjf0ntw5taase5qz",
    "name": "document.jpg",
    "createdAt": "2025-02-07T17:44:06.949Z",
    "model": "invoice",
    "status": "Processed",
    "pageCount": 10,
    "errors": [
      {
        "message": "Total is required"
      }
    ]
  },
  "fields": {
    "invoiceNumber": "INV-2024-001",
    "invoiceDate": "2024-03-20",
    "total": 1234.56,
    "currency": "EUR",
    "businessUnit": {
      "name": "Acme Corp",
      "taxId": "ATU12345678",
      "address": "123 Business Street",
      "country": "Austria",
      "city": "Vienna",
      "street": "Business Street 123",
      "postalCode": "1010",
      "id": "BU-001"
    },
    "vendor": {
      "name": "Tech Supplies GmbH",
      "taxId": "DE987654321",
      "nationalTaxId": "123/456/789",
      "iban": "DE89370400440532013000",
      "bankAccount": "532013000",
      "bankCode": "37040044",
      "swiftCode": "DEUTDEBBXXX",
      "address": "456 Vendor Avenue",
      "country": "Germany",
      "city": "Berlin",
      "street": "Vendor Avenue 456",
      "postalCode": "10115",
      "id": "V-001"
    },
    "deliveryDate": "2024-03-15",
    "dueDate": "2024-04-20",
    "reversedCharge": false,
    "taxes": {
      "totalNetAmount": 1000,
      "totalTaxes": 234.56,
      "nonTaxableAmount": 0,
      "taxRates": [
        {
          "netAmount": 1000,
          "taxAmount": 234.56,
          "taxRate": 23.456
        }
      ]
    },
    "invoiceType": {
      "invoice": true,
      "creditNote": false
    },
    "purchaseOrder": [
      {
        "orderNumber": "PO-2024-001",
        "total": 1234.56,
        "orderChecked": true
      }
    ],
    "lineItems": [
      {
        "orderNumber": "PO-2024-001",
        "isValid": true,
        "orderDate": "2024-03-10",
        "position": 1,
        "articleNumberVendor": "V-TECH-001",
        "articleNumberBu": "BU-TECH-001",
        "description": "High-end laptop computer",
        "quantity": 1,
        "unitOfMeasurement": "pcs",
        "unitPrice": 1000,
        "discountPercentage": 0,
        "discount": 0,
        "netPrice": 1000,
        "taxRate": 23.456,
        "taxAmount": 234.56,
        "taxCode": "STD",
        "totalPrice": 1234.56,
        "currency": "EUR",
        "orderItemId": "OI-001"
      }
    ]
  }
}