The battery drain is caused by the Samsung stock app 'my magazine'.
If you click on the 'location icon', located next to your wifi icon, you can see which apps often make location requests:
In this picture can be seen that the 'apps' geo news and unified daemon have a high battery usage. When I stop those apps, battery drain stops. Unfortunately after some time the geonews apps starts itself again.
The solution is to put unified daemon on turn off state:
And to disable the stock app 'my magazine', which is responsible for geo news, by long pressing the home screen and selecting 'home screen settings': and after that uncheck 'my magazine':
Now my battery life is back to 24 hours (instead of 4 hours)