Onesource · Deepstate Book

import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://api.onesource.io/deepstate/v1/book/:book", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://api.onesource.io/deepstate/v1/book/:book" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "asks": [
    {
      "is_bid_token0": true,
      "maker": "0x7C3e9F1a5B2d4E68A091c3D5b7F20e846A1c9D3f",
      "nonce_raw": 4294684811,
      "order_id": "0x2ac5822b00000000000000000000000000000007abaf8d6000000000fffbb08b",
      "price": 220.47924566,
      "price_key_raw": "0x2ac5822b",
      "price_raw": "220.47924566",
      "queue_position": 0,
      "rest_index": 282484,
      "rested_at_block": 52685011,
      "sequence_raw": "4294684811",
      "side": "ask",
      "size": 32945.18,
      "size_raw": "32945180000"
    }
  ],
  "base_token": {
    "address": "0xd0601CE157Db5bdC3162BbaC2a2C8aF5320D9EEC",
    "decimals": 18,
    "symbol": "NVDA"
  },
  "bids": [
    {
      "is_bid_token0": false,
      "maker": "0x884a1B2c3D4e5F60718293a4B5c6D7e8F90A1b2C",
      "nonce_raw": 4294684708,
      "order_id": "0x2ace848e00000000000000000000000000000000c2854f8800000000fffbb024",
      "price": 216.48219249,
      "price_key_raw": "0x2ace848e",
      "price_raw": "216.48219249",
      "queue_position": 0,
      "rest_index": 282587,
      "rested_at_block": 52685102,
      "sequence_raw": "4294684708",
      "side": "bid",
      "size": 3263.516552,
      "size_raw": "3263516552"
    }
  ],
  "block_hash": "0x9f2b1c0d4e7a5b83c61f0d2a4e8b7c95d3a1f6e08b2c4d7a9e5f31b0c8d2a4e6",
  "block_number": 52685677,
  "book_id": "0xdf941c235503a5d2e67aee5dea00f2965f99421c0d034bd77f924c05c66bf399",
  "book_label": "NVDA/USDG",
  "book_slug": "NVDA-USDG",
  "finality": "head",
  "market_session": "regular",
  "quote_token": {
    "address": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
    "decimals": 6,
    "symbol": "USDG"
  },
  "summary": {
    "ask_count": 208,
    "ask_depth_1pct_quote_raw": "6910233187",
    "ask_depth_quote_raw": "6910233187",
    "base_fee_per_gas_raw": "485000000",
    "best_ask_raw": "220.47924566",
    "best_bid_raw": "216.48219249",
    "bid_count": 45,
    "bid_depth_1pct_quote_raw": "1284770412",
    "bid_depth_quote_raw": "1284770412",
    "block_number": 52685677,
    "book_id": "0xdf941c235503a5d2e67aee5dea00f2965f99421c0d034bd77f924c05c66bf399",
    "book_label": "NVDA/USDG",
    "finality": "head",
    "last_trade_price_raw": "216.48",
    "market_session": "regular",
    "mid_raw": "218.48071908",
    "order_count": 253,
    "spread_bps": 182.9476,
    "spread_raw": "3.99705317",
    "top_ask_maker": "0x7C3e9F1a5B2d4E68A091c3D5b7F20e846A1c9D3f",
    "top_ask_order_id": "0x2ac5822b00000000000000000000000000000007abaf8d6000000000fffbb08b",
    "top_bid_maker": "0x884a1B2c3D4e5F60718293a4B5c6D7e8F90A1b2C",
    "top_bid_order_id": "0x2ace848e00000000000000000000000000000000c2854f8800000000fffbb024"
  }
}