Collection of NFTs in OpenSea:
Uploading an NFT to OpenSea is very easy, the first thing you need to enter is https://opensea.io/ Connect by confirming in MetaMask and clicking the Profile button
Profile Button*
Once in Profile, the NFTs will come out of the account and each one will have a preview of the city as a photo.
NFT Preview*
Click on the Sell button*
Sell Button*
Choose the price you want and click Full ad*
Full ad*
By clicking "Complete Ad" you will be asked to confirm the transaction in MetaMask
Full ad*
The city preview can only be updated every 30 minutes by clicking the "Update metadata" button