curl --request GET \
  --url https://gateway.polymarket.us/v1/markets/{slug}/book

{
  "marketData": {
    "marketSlug": "<string>",
    "bids": [
      {
        "px": {
          "value": "<string>",
          "currency": "<string>"
        },
        "qty": "<string>"
      }
    ],
    "offers": [
      {
        "px": {
          "value": "<string>",
          "currency": "<string>"
        },
        "qty": "<string>"
      }
    ],
    "state": "MARKET_STATE_OPEN",
    "stats": {
      "openPx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "closePx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "highPx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "lowPx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "lastTradePx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "indicativeOpenPx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "settlementPx": {
        "value": "<string>",
        "currency": "<string>"
      },
      "sharesTraded": "<string>",
      "notionalTraded": {
        "value": "<string>",
        "currency": "<string>"
      },
      "lastTradeQty": "<string>",
      "openInterest": "<string>",
      "currentPx": {
        "value": "<string>",
        "currency": "<string>"
      }
    },
    "transactTime": "2023-11-07T05:31:56Z"
  }
}