Field	Type	Required	Description
controllers	array of objects	+	Information about other controllers with explicitly specified addresses, or connected via MDNS detected address
controllers[idx]._id	string	+	UUID of controller
controllers[idx].serial	string	+	Serial of controller as specified by cloud.access_keys_controller_sync
controllers[idx].ip	array of strings	+	Array of explicitly specified IP addresses of controller
controllers[idx].status	enum	+	not_connected or direct_connection