如何抓取 UWP 版网易云音乐的接口？

Question

UWP 版的网易云音乐调用的接口和 Web 端不一样，有些接口 Web 端没有，比如这个：

http://music.163.com/eapi/batch

我抓包发现 UWP 版的网易云音乐发请求时只有一个请求参数，请求报文的 body 是这种的：

params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

伪造好 header 之后就可以发起请求了，结果比较长，我就不贴了。
我现在想问这个 params 字段是怎么算出来的，求帮助

Answer 1

这个params是加密的，很早就有人研究出来了。
nodejs: https://github.com/Binaryify/...
php: https://github.com/metowolf/M...

相关文章：https://github.com/darknessom...

Answer 2

@snovey 最后有结果吗？