I managed to make it work with this one, but didn’t achieve what I was looking for - toggle google’s Home/Away status with a command.
have a look at About Home & Away Routines - Google Nest Help
and try something like command?message= "OK Google, someone's home."
I tried all possible commands. They get through and I see them in google’s activity log, but the home status never changes.
(been busy)
have you tried doing actual verbal commands and comparing them in the activity log?
I did. Verbal goes through and the home/away status gets changed. Via commands though they are just not taken seriously (nothing happens):
And here’s how it looks with the same verbal command:
Weird!
I’d suggest approaching google. But as they rarely reply or comment on this stuff, it probably isn’t worth your time.
And if you get a config flow error:
you probably need to manually install oauth2client