Ethereum: ERC721 NFT is empty in Avalanche Fuji Testnet

ERC721 NFT is empty in Avalanche Fuji Testnet
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Thanks to all those great people for their contributions!

(ethereum.stackexchange.com/users/135300/jose-miguel-vega-lopez)Jose Miguel Vega Lopez
(ethereum.stackexchange.com/users/91017/syed-asad-kazmi)SYED ASAD KAZMI
A special thanks goes out to the (ethereum.stackexchange.com/questions/163413/erc721-nft-is-empty-in-avalanche-fuji-testnet)Stackexchange community

I wish you all a wonderful day! Stay safe :)
If anything is off, please write me at peter D.O.T schneider A.T ois42.de

avalanche evm erc-721 remix openzeppelin