[
  {
    "id": "BTCCMH27",
    "type": "future",
    "base_coin": "BTC",
    "quote_coin": "USD",
    "margin_asset": "BTC",
    "contract_size": 1.0,
    "quantity_unit": "quote",
    "underlying": "crypto",
    "delivery_date": "2027-03-26T08:00:00+00:00",
    "first_capture": "2026-09-25T07:59:24.606000Z",
    "internal_id": "future-BTC-USD:BTC-20270326",
    "symbol": "BTC",
    "denominator": "USD",
    "margin": "BTC",
    "cmc_id": 1,
    "category": [
      "Layer 1"
    ],
    "base_asset_id": "BTC",
    "base_asset_match": "venue_lineage",
    "quote_asset_id": "USD",
    "margin_asset_id": "BTC",
    "unified_id": "future-BTC-USD:BTC-20270326"
  },
  {
    "id": "BTCCMZ26",
    "type": "future",
    "base_coin": "BTC",
    "quote_coin": "USD",
    "margin_asset": "BTC",
    "contract_size": 1.0,
    "quantity_unit": "quote",
    "underlying": "crypto",
    "delivery_date": "2026-12-25T08:00:00+00:00",
    "first_capture": "2026-09-02T07:27:56.393000Z",
    "internal_id": "future-BTC-USD:BTC-20261225",
    "symbol": "BTC",
    "denominator": "USD",
    "margin": "BTC",
    "cmc_id": 1,
    "category": [
      "Layer 1"
    ],
    "base_asset_id": "BTC",
    "base_asset_match": "venue_lineage",
    "quote_asset_id": "USD",
    "margin_asset_id": "BTC",
    "unified_id": "future-BTC-USD:BTC-20261225"
  },
  {
    "id": "ETHCMH27",
    "type": "future",
    "base_coin": "ETH",
    "quote_coin": "USD",
    "margin_asset": "ETH",
    "contract_size": 1.0,
    "quantity_unit": "quote",
    "underlying": "crypto",
    "delivery_date": "2027-03-26T08:00:00+00:00",
    "first_capture": "2026-09-25T07:59:27.585000Z",
    "internal_id": "future-ETH-USD:ETH-20270326",
    "symbol": "ETH",
    "denominator": "USD",
    "margin": "ETH",
    "cmc_id": 1027,
    "category": [
      "Layer 1",
      "Smart Contracts"
    ],
    "base_asset_id": "ETH",
    "base_asset_match": "venue_lineage",
    "quote_asset_id": "USD",
    "margin_asset_id": "ETH",
    "unified_id": "future-ETH-USD:ETH-20270326"
  },
  {
    "id": "ETHCMZ26",
    "type": "future",
    "base_coin": "ETH",
    "quote_coin": "USD",
    "margin_asset": "ETH",
    "contract_size": 1.0,
    "quantity_unit": "quote",
    "underlying": "crypto",
    "delivery_date": "2026-12-25T08:00:00+00:00",
    "first_capture": "2026-09-02T07:28:06.392000Z",
    "internal_id": "future-ETH-USD:ETH-20261225",
    "symbol": "ETH",
    "denominator": "USD",
    "margin": "ETH",
    "cmc_id": 1027,
    "category": [
      "Layer 1",
      "Smart Contracts"
    ],
    "base_asset_id": "ETH",
    "base_asset_match": "venue_lineage",
    "quote_asset_id": "USD",
    "margin_asset_id": "ETH",
    "unified_id": "future-ETH-USD:ETH-20261225"
  }
]