curl --request GET \
  --url https://api.predexon.com/v2/predictfun/markets \
  --header 'x-api-key: <api-key>'

{
  "markets": [
    {
      "market_id": 123,
      "condition_id": "<string>",
      "title": "<string>",
      "status": "open",
      "market_variant": "DEFAULT",
      "outcomes": [
        {
          "label": "<string>",
          "token_id": "<string>",
          "predexon_id": "<string>",
          "best_bid": 123,
          "best_ask": 123
        }
      ],
      "bid_depth": 123,
      "ask_depth": 123,
      "is_yield_bearing": true,
      "is_neg_risk": true,
      "created_time": "2023-11-07T05:31:56Z",
      "updated_time": "2023-11-07T05:31:56Z",
      "description": "<string>",
      "best_bid": 123,
      "best_ask": 123,
      "event_slug": "<string>",
      "image_url": "<string>",
      "winning_outcome": "<string>",
      "payout_numerators": [
        "<unknown>"
      ],
      "resolution_block": 123,
      "resolution_tx": "<string>"
    }
  ],
  "pagination": {
    "limit": 123,
    "count": 123,
    "has_more": true,
    "pagination_key": "<string>"
  }
}