use unidbg to emulate netease cloud music (version: 8.8.80) for the sign of search
- git clone https://github.com/zhkl0228/unidbg (the version is 3512f1d33c417c2f835430916b58612b0f7d599c)
- download wangyi8880.apk from wandoujia
- place "wangyi8880.apk" in the relative directory "unidbg-android/src/test/resources/wangyi"
- place "Sign.java" in the relative directory "unidbg-android/src/test/java/com/netease/cloudmusic"
- execute the main function of Sign.java