Receipt Mapping

Visualizing the Fiscal Receipt

This guide shows how the core JSON objects in the Viva API map directly to the physical elements of a compliant fiscal receipt.


The Global Mapping

Receipt Section JSON Object Description
Header ftReceiptCaseData Merchant details, Tax ID (AFM), and POS info
Line Items cbChargeItems Product names, quantities, VAT
Payments cbPayItems Payment method (Cash, Card, etc.)
Receipt Case ftReceiptCase Sale, Refund, Invoice

Example 11.1: Standard Retail Sale

Below is a simplified example of a standard sale and how the data is structured.

The Payload (Simplified)

{
      "cbChargeItems":
      [
      {
          "amount": 124,
          "description": "product x",
          "position": 1,
          "moment": "2025-08-27T16:11:06Z",
          "quantity": 100,
          "vatRate": 2400,
          "vatAmount": 24,
          "ftChargeItemCase": 5139205309155246099,
          "currencyCode": 978
      }
      ],

      "cbPayItems":
      [
          {
              "amount": 124,
              "description": "cash-payment",
              "position": 1,
              "currencyCode": "978",
              "moment": "2025-08-27T16:11:06Z",
              "ftPayItemCase": 5139205309155246081
          }
      ],      
      "cbReceiptMoment":  "2025-08-27T16:11:06Z",
      "cbReceiptReference": "testreceiptreference1",
      "ftReceiptCase": 5139205309155770369,
      "currencyCode": "978",
      "ftReceiptCaseData": {
        "GR": 
        {
            "MerchantVATID": "123456789",
            "Series": "AB",
            "AA": 1,
            "HashAlg": "sha256",
            "HashPayload": "123456789-AB-1-testreceiptreference1-2025-08-27T16:11:06Z-1.24"
        }
      }
  }

Greek Fiscal Receipt

How to read this

Think of every fiscalised transaction as three core parts:


If you need detailed logic and full schemas, refer to the following guides: