curl --request GET \
  --url https://api.arbiterapi.com/v1/markets \
  --header 'X-API-Key: <api-key>'

[
  {
    "id": "<string>",
    "slug": "<string>",
    "question": "<string>",
    "status": "open",
    "outcomes": [
      {
        "label": "<string>",
        "price": 123,
        "price_cents": 123
      }
    ],
    "platforms": [
      {
        "platform": "polymarket",
        "native_id": "<string>",
        "url": "<string>",
        "best_bid": 123,
        "best_ask": 123,
        "volume_24h": 123
      }
    ],
    "description": "<string>",
    "volume_24h": 0,
    "volume_total": 123,
    "open_interest": 123,
    "created_at": 123,
    "close_time": 123,
    "tags": [],
    "category": "<string>",
    "event_slug": "<string>"
  }
]