Hi,
I also work to add my tado device to my conf.
That's works good !!

Recently, I found a node.
/homes/homeID/airComfort who return this values :

-freshness: object
-value: "FAIR"
lastOpenWindow: "2020-04-25T17:47:56Z"
-comfort: array[1]
-0: object
roomId: 1
temperatureLevel: "COLD ...