New output json with gradle 4.0.0 in Android Studio

Hi everyone:

I migrate my gradle dependecie for 3.4.1 to 4.0.0. I’m worried because of the new output.json and I want to know what this means. This is my output with the 3.4.1:


And this is my output with the 4.0.0 :


I know that I dont be worry about it because its the android studio output but I dont know if when I update the apk in the store that will give me problems.