Field	Type	Required	Description
device_id	string	+	Identifies the device receiving the firmware update.
firmware_id	string	+	The version of the firmware.
image	string	+	A link to the firmware binary/installation file.
status	string	+	Installation progress. Can be ‘started’, ‘failed’, ‘in_progress’ or ‘finished’.
progress	string	–	Percentage complete.