Android 6.0.1 (galaxy Note 5) Push Notification Via Fcm, Priority High, Not Waking Up From Doze Mode

After searching for an answer for few weeks now, came across countless dissections – no one offered a solution or even identified the problem (or change) https://github.com/fireb

Solution 1:

The problem is resolved. I changed nothing. But the google-service-play apk installed on the device was automatically updated on August 23rd. ever since the app wakes up at any time. I guess I need to thank google.