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

{
  "snapshots": [
    {
      "ticker": "<string>",
      "timestamp": 123,
      "yes_bids": [
        {
          "price": 123,
          "size": 123
        }
      ],
      "yes_asks": [
        {
          "price": 123,
          "size": 123
        }
      ],
      "best_bid": 123,
      "best_ask": 123,
      "bid_depth": 123,
      "ask_depth": 123,
      "sequence": 123
    }
  ],
  "pagination": {
    "limit": 123,
    "count": 123,
    "has_more": true,
    "pagination_key": "<string>"
  }
}