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How to get blocks

Prerequisites​

Before getting started, make sure you have the following ready:

  • Node v.14+
  • NPM

Step 1: Setup Blocklens​

First register your Blocklens account and get your Blocklens API Key.

Once you have your Blocklens API Key, install the Blocklens SDK in your project.

npm i blocklens-sdk

Step 2: Get blocks​

In order to get blocks, Blocklens provides you a getBlocks endpoint to do so.

import Blocklens from "blocklens-sdk";

const blocklens = new Blocklens();
blocklens.init({ apiKey: "YOUR_API_KEY" });

const runApis = async () => {
  const response = await blocklens.ETH_MAINNET.getBlocks();
  console.log(response);
};

runApis();

Step 3: Run the script​

ts-node index.ts

In your terminal, you should see the following JSON response with the data: In your terminal, you should see the following JSON response with the data blocks:

{
  "cursor": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6MTgyNjY5NjksInBhZ2UiOjEsImlhdCI6MTY5NzA2MTU0M30.x3sYiqi5TUyZ2OMy8JUt2uTxp908srOMb0c--iNlHrw",
  "page": 1,
  "limit": 20,
  "total_items": 1,
  "data": [
    {
      "size": 42388,
      "difficulty": "0",
      "total_difficulty": "58750003716598352816469",
      "block": 18266988,
      "hash": "0x7fa3d2c64c15a89b9a6c7a4261d6a25e7f3ba2e6992184a80f73a2ade5f61ff0",
      "parent_hash": "0xb85fa9dc8e994d27c51afef86857b1d6270388f6209990dcf6e6686d9ab5ff8a",
      "nonce": "0x0000000000000000",
      "sha3_uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
      "logs_bloom": "0x60a904018910800850207960a4031af100381800681012084029800046900c8132710158413123c1fa991a284011192c0f210002a906ad480544c008216ce183641a184d4c04af2c6b93620d866100250382404600600a8001104d84ac7200813e28082eba00d1e584159080288419f10218a7688a8c1710a24705703089000c0a021254da34b218046a504200004096d840000bb342120c60a023c202336c029a2001c4310462b8e8ba52f720520ea4241d620b452992a015b4494d240a08125004809a0251040024182e240c30a6891220415c023f6494420d00026a9120000934f00849681896400572a10b001942340891120d5062c2002918a11a001c",
      "transactions_root": "0xf7aa5a3d3140611897998f08c8c9b3a206ce0a1bf480350c4b1bfc355394770f",
      "state_root": "0xf791785d2ad1412cc4ba458523d5b12fd73d1613c20ddc1439e31fa42b37e2ea",
      "receipts_root": "0x615d62be0ca346cf5bd185f2c82f86910f0e97353328aefd82039f6e75ca384f",
      "miner": "0x388C818CA8B9251b393131C08a736A67ccB19297",
      "extra_data": "0xd883010c00846765746888676f312e32302e33856c696e7578",
      "gas_limit": "30000000",
      "gas_used": "7758076",
      "timestamp": 1696299599,
      "base_fee_per_gas": "6633207173"
    }
  ]
}

Congratulations 🥳 you just found the get blocks on multiple chains with only a few lines of code using the Blocklens Wallet API!

API Reference​

If you want to know more details on the endpoint and optional parameters, check out:

Support​

If you face any trouble following the tutorial, feel free to reach out to our community engineers in our Discord or Forum to get 24/7 developer support.