Google Nest Community

For the past year I keep seeing this message on my subscriptions page any idea why?  

I left town on vacation Saturday March 22. I have 2 Nest (newest models) at home. When I initially left the house, both thermostats went to eco mode as they should…. No one was home. Upon arriving home today, I noticed the thermostats have been runni...

Is there a way to see a history of changes during the day on the nest? Out of town and today I see it is set to Temp Hold and no idea why. Would like to see when that occurred