{
  "contract": {
    "contract_id": "SYNTHETIC-fixed-energy",
    "effective_end": "2026-08-01",
    "effective_start": "2026-08-01",
    "terms": [
      {
        "charge_id": "energy",
        "citation": "SYNTHETIC energy-only example, $50/MWh",
        "kind": "fixed_energy",
        "rate_usd_per_mwh": "50",
        "rounding": "line_item",
        "source_id": "contract"
      }
    ]
  },
  "synthetic": true
}