Properties describing the software upgrade state of the Cache.
Version string of the firmware currently installed on this Cache.
Time at which the pending firmware update will automatically be installed on the Cache.
True if there is a firmware update ready to install on this Cache. The firmware will automatically be installed after firmwareUpdateDeadline if not triggered earlier via the upgrade operation.
Time of the last successful firmware update.
When firmwareUpdateAvailable is true, this field holds the version string for the update.