[
  {
    "model": "core.energytariff",
    "fields": {
      "year": 2025,
      "season": "annual",
      "zone": "1C",
      "contract_type": "gdbt",
      "period": "demand",
      "unit": "kw",
      "start_time": "00:00:00",
      "end_time": "23:59:59",
      "price_mxn": "185.0000",
      "cost_mxn": "185.0000",
      "notes": "Cargo mensual por demanda máxima registrada en GDBT; se calcula por cada kW facturable."
    }
  }
]
