{
  "modelo": "111",
  "nif": "B98765431",
  "period": "2026-10",
  "casilla_01_perceptores": 1,
  "casilla_02_percepciones": "3000.00",
  "casilla_03_retenciones": "567.30",
  "note": "Quarterly filers (1T-4T) file the sum of the quarter by the 20th of the following month (4T by 20 January); large companies file monthly."
}