第7节：ERC5114（Soulbound Token）

参考链接：

1. 介绍SBT：https://academy.binance.com/en/articles/what-are-soulbound-tokens-sbt
2. Vitalick : https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4105763
3. GitHubDemo: https://github.com/jamesbachini/Solidity-SBT-Soul-Bound-Token

SBT_NFT721

https://eips.ethereum.org/EIPS/eip-5192 https://eips.ethereum.org/EIPS/eip-5484