Postman https://www.getpostman.com/ 插件 https://chrome.google.com/webstore/detail/postman/fhbjgbiflinjbdggehcddcbncdddomop 示例 https://docs.postman-echo.com/ 参考： https://www.jellythink.com/archives/category/tool-tutorials/postman https://en.wikipedia.org/wiki/Packet_analyzer