"App reject because it violates our device and network abuse policy and section 4.4 of the Developer Distribution Agreement."
More details about "reject" from Google Play Console:
"App enables background playing of YouTube videos"
I'm using InAppBrowser with PhoneGap Build.
How to disable the background play of YouTube Videos on Android platform through InAppBrowser?
Perfect... now it's back on Google Play.
Glad that helped you!