// SPDX-License-Identifier: Unlicense pragma solidity ^0.8.24; import {IERC721Receiver} from "@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol"; abstract contract ReputationHolder is IERC721Receiver { function onERC721Received( address, address, uint256, bytes calldata ) public virtual returns (bytes4) { return IERC721Receiver.onERC721Received.selector; } }