{
  "statementId": "stmt-9a23",
  "bank": "PL_PKO",
  "owners": [
    {"name": "Jan Kowalski", "nationalId": "PL-85010112345", "address": "ul. Marszalkowska 1, 00-001 Warszawa"}
  ],
  "accounts": [
    {
      "number": "PL61109010140000071219812874",
      "currency": "PLN",
      "transactions": [
        {"date": "2026-04-01", "amount": 7200.00, "currency": "PLN", "description": "Wynagrodzenie - ACME sp. z o.o."},
        {"date": "2026-04-15", "amount": -3100.00, "currency": "PLN", "description": "Rata kredytu hipotecznego"}
      ]
    }
  ],
  "failedVerifications": []
}