In answer to your question, Play Services, fine-grain location, two Googly analytics trackers, and two trackers from advertising companies.
The ad companies say:
"Increase mobile revenue with enterprise-grade links built to acquire, engage, and measure across all devices, channels, and platforms."
"Behavioral Analytics, Data Collection, Media Trend analysis, Anonymous Profiling "Firmographics" "
Yeah, I wouldn't want that watching my front door either.