이벤트 Info (EventInfo)

EventInfo ::= SEQUENCE {
    eventID           EventIdentifier,                  -- Uniquely assigned ID for this event
    eventUpdate       MsgCount,                         
    -- An incrementing revision number to indicate changes to a previous transmission of this information
    eventCancellation Activity,                         
    -- A flag indicating that this event has been cancelled (in particular, prior to the indicated endTime)
    startDateTime     DDateTime,                        -- Event start date and time
    endDateTime       DDateTime        OPTIONAL,        
    -- Event end date and time (applies to current message instance). Can be omitted if indefinite or 
    -- unknown, can be used to calculate the validity time duration of the message.
    eventRecurrence   SEQUENCE (SIZE(1..5, ...)) OF EventRecurrence OPTIONAL,                    
    -- Indicates the date/time periods for which an event is active. Up to 5 periods may be defined
    causeCode         ITISgroups,                       -- List of possible events
    subCauseCode      ITIScodes        OPTIONAL,        -- List of possible events (use-case specific)
    affectedVehicles  SEQUENCE (SIZE(1..10, ...)) OF VehicleGroupAffected OPTIONAL,    
    -- List of affected vehicle classifications
    ...
}

-- Defines applicable periods for an event.