Settings, search for Running Services, choose Running Services, go to Google Play Services, choose "Stop" for "ExposureMatchingService".
Should (usually does) kill it until either you restart your phone or Google runs an update.
You may need to activate the "Developer" capability option special menu on your phone to do the above. If so,...
Before you can enable Developer options on your Android phone or tablet, you'll first need to find your phone's build number. On most phones, you can simply type build number into the search field. Or it often is something like: Settings > System > About phone > Build number
Once you’ve found the screen with your Build number, you'll need to tap on it seven seven times. That's right: seven times. After a few taps, you'll see a small pop-up alert telling you that "You are now X steps away from being a developer" with a number that counts down with every additional tap. Once you have this, you have access to a few Android menus and stuff that are normally hidden.
If you ever want to undo the extra level of access, just (in the Developer Options menu) unclick (oh the top in highlight) "On". You will likely never want to do this, but...
how are they going to force people to install the app though?
Android:
Settings, search for Running Services, choose Running Services, go to Google Play Services, choose "Stop" for "ExposureMatchingService".
Should (usually does) kill it until either you restart your phone or Google runs an update.
You may need to activate the "Developer" capability option special menu on your phone to do the above. If so,...
Before you can enable Developer options on your Android phone or tablet, you'll first need to find your phone's build number. On most phones, you can simply type build number into the search field. Or it often is something like: Settings > System > About phone > Build number
Once you’ve found the screen with your Build number, you'll need to tap on it seven seven times. That's right: seven times. After a few taps, you'll see a small pop-up alert telling you that "You are now X steps away from being a developer" with a number that counts down with every additional tap. Once you have this, you have access to a few Android menus and stuff that are normally hidden.
If you ever want to undo the extra level of access, just (in the Developer Options menu) unclick (oh the top in highlight) "On". You will likely never want to do this, but...
You're the man now, dog.