Skip to main content

How to get erc20 token metadata by symbol

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 ERC20 token metadata by symbol​

In order to get erc20 token metadata by symbol, Blocklens provides you a getErc20MetadataBySymbol endpoint to do so.

Here you'll need a parameter: symbol.

Once you've obtained the symbol, 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.getErc20MetadataBySymbol("FEELS");
  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.eyJpZCI6IjB4MDMyMzZFREY0NTQxZTczYTFFYzgyMjg2OTc5NDhlODg5NTk0MDA2NyIsInBhZ2UiOjEsInN5bWJvbCI6IkZFRUxTIiwiaWF0IjoxNjk3MDYzNDY1fQ.r8jHYguCSqgogj3ikGPHo4JqCHnPnnn9otucdOXIcvE",
  "page": 1,
  "limit": 20,
  "total_items": 1,
  "data": [
    {
      "name": "FEELS GOOD MAN",
      "symbol": "FEELS",
      "decimals": 18,
      "contract_address": "0x03236EDF4541e73a1Ec8228697948e8895940067",
      "total_supply": "50000000000000000000000000000",
      "description": null,
      "icon_url": null,
      "last_synced_at": 1696021312
    }
  ]
}

Congratulations 🥳 you just found the get erc20 token metadata by symbol 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.