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Explain a decompiled smart contract

I decompiled a smart contract with below link: and I get these results: def _fallback() payable: # default function if not call.value: mem[96 len ...
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How to implement ERC721Receiver with vyper v0.3.3

I am trying to implement a function, onERC721Received, using Vyper v0.3.3, that is called when an NFT is transferred to the contract using safeTransferFrom. According to the this ERC721 token standard,...
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