Features

For this demo:

• Install MetaMask browser plugin as wallet
• In MetaMask select a local (install Ganache) or Rinkeby testnet
• Optional fund (faucet) your Rinkeby account
• Select Create NFT to add a item (Image, Metadata, Chain)
• At My NFTs select one and set Offer
• At Catalog 'Buy me' to become the owner of a item

Note: When logged-in: always the footer must show a valid 'my address' as your MetaMask wallet address, Contract address and Network to work properly.

Code is available at: my github here.