Shows the current status of the last requested license
installation request. One of the following values will be
returned:
idle (1) - No new operation has been requested.
processing (2) - The last request is in progress.
success (3) - The last request was successful.
failure (4) - The last request failed.
Upon completion of a stack license installation operation, the
first read of this object will return a success/failure
indication. Subsequent reads will then return idle(1).