Introduction

Estimated time to complete: 1 hour

• Encrypting on-chain meta-data (an NFT description) using the Lit SDK.
• Upon fetching, the NFTs show their metadata (image & name) to all the users. But, show the decrypted metadata (NFT description) to only users with more than 0.1 MATIC in their wallet, using the Lit SDK.

Table of Contents

• Setup the Project
• Encrypt & Decrypt
• NFT Smart Contract
• Lit SDK on the Frontend
• Deploy to Polygon Mumbai network

Tech Stack

• Lit SDK - encrypting & decrypting the input description
• Hardhat - local Ethereum development environment
• Ethers.js - interacting with our deployed NFT smart contract
• Polygon Mumbai network - where we deploy our NFT smart contract
• OpenZeppelin - library for smart contracts for the Ethereum network
• MetaMask - crypto wallet to connect to our DApp

Project Replit

Below is the complete React project.

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