Quickstart

A step-by-step guide on how to query NFT data using Javascript fetch.

For this guide, we will be using fetch

Javascript Fetch

node-fetchis a lightweight, common module that brings the Fetch API to Node.js and allows us to make our HTTP requests. You can see the documentation for more info: https://www.npmjs.com/package/node-fetch

Installation

Run the following command to install node-fetch with npm and yarn
With npm

npm install node-fetch

With yarn

yarn add node-fetch

Sample Code

In your project directory, you can create a new file called fetch-nftgo.js using your favorite file browser, code editor, or just directly in the terminal using the touch command like this.

touch fetch-nftgo.js

and then paste the following code snippet in to explore the get_nft_basic_info method:

import fetch from 'node-fetch'; // Replace with your NFTGo API key: const apiKey = "YOUR-API-KEY"; const options= { method: 'GET', headers: { accept: 'application/json', 'X-API-KEY': apiKey } }; // Replace with the contract address you want to query: const contractAddress = "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d" // Replace with the token id you want to query: const tokenId = "4495" const url = `https://data-api.nftgo.io/eth/v1/nft/${contractAddress}/${tokenId}/info`; // Make the request and print the formatted response: fetch(url, options) .then(res => res.json()) .then(json => console.log(json)) .catch(err => console.error('error:' + err));

From your command line, you can execute the script with:

node fetch-nftgo.js

Your output should look like the following:

{ "blockchain": "ETH", "collection_name": "Bored Ape Yacht Club", "collection_slug": "bored-ape-yacht-club", "collection_opensea_slug": "boredapeyachtclub", "contract_address": "0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D", "token_id": "4495", "name": "Bored Ape Yacht Club #4495", "description": "string", "image": "https://static.nftgo.io/asset/metadata/image/5e236a5b9e95e4b88df604399ea7ca56229fdf86b9b8da78a6fd587a155b8b98", "animation_url": "string", "owner_addresses": [ "0xcaf1d788c67BdAAC155E7dcC4D64e2004eF651D4" ], "traits": [ { "type": "Eyes", "value": "Wide Eyed", "percentage": 0.0549 }, { "type": "Background", "value": "Aquamarine", "percentage": 0.1266 }, { "type": "Fur", "value": "Black", "percentage": 0.1229 }, { "type": "Mouth", "value": "Bored", "percentage": 0.2272 }, { "type": "Clothes", "value": "Service", "percentage": 0.0142 } ], "rarity": { "score": 34.72, "rank": 9152, "total": 10000 } }
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