Description: The event severity object indicates the severity level of this notification. The severity levels are:

'informational': The notification contains important health or operational state information that is valuable to an administrator, however, the event itself does not indicate a failure or impairment condition.

'warning': The notification contains serious health or operational state information that could be a precursor to system impairment or eventual failure.

'error': The notification contains critical health or operational state information and indicates that the system has experienced an impairment and/or a functional failure.