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How to get nft mints of collection by block number or hash

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 NFT mints of collection by block number or hash​

In order to get nft mints of collection by block number or hash, Blocklens provides you a getNftMintsOfCollectionByBlockNumberOrHash endpoint to do so.

Here you'll need parameters: address, block_number_or_hash.

Once you've obtained all the address, block_number_or_hash, you can copy the following code:

import Blocklens from "blocklens-sdk";

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

const runApis = async () => {
  const response = await blocklens.ETH_MAINNET.getNftMintsOfCollectionByBlockNumberOrHash("0x6339e5E072086621540D0362C4e3Cea0d643E114", "0x0517e1369f5159852973c47dc335d28b67ccffb238333542f880abc3fe3ab505");
  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:

[
  {
    "token_address": "0x31225ffF34ebB599D018A22d2430c2e4fdE32eCa",
    "contract_type": "ERC721",
    "token_id": "1",
    "block_hash": "0xd3e6974bd02372a60e60399fe71f9f3972b5cb1d409e7751abfcadb302655e19",
    "block_number": 922742,
    "transaction_hash": "0xe2e18e8831556beff9e08a9f04e0fd38fe290c9b62a49021cfa6b23cbd8900a3",
    "log_index": 0,
    "from": "0x8a5847fd0e592B058c026C5fDc322AEE834B87F5",
    "amount": "1",
    "operator": null,
    "timestamp": 1650258658,
    "block_time": "2022-04-18 05:10:58.0"
  }
]

Congratulations 🥳 you just found the get nft mints of collection by block number or hash 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.