luniverse-web3-hackathon

1. Requirements

(1) Node.js

Install NodeJS (Recommended Latest LTS Version) Download

$ node --version
# v18.11.0 (Install the latest version)

(2) IDE

visualstudio Code Download

2. Connecting Ethereum Mainnet

• Luniverse Console: https://console.luniverse.io/login

3. RPC call

(1) Get ETH Balance

• JSON-RPC API (eth_getBalance) JSON-RPC API | ethereum.org

(2) ERC20 Method: balanceOf(address)

(3) ERC721 Method: ownerOf(uint256)