* @field eventEndFactor: an optional component that applies to the component eventEnd. It is a factor to be multiplied with the value given in eventEnd.
*
* @field perceivedEvent: an optional component that, in case of vehicle ITS-S, indicates the nature of the information about the event.
* This DE indicates whether a vehicle has perceived an event (e.g. a stationary vehicle using camera sensors) or whether it is itself the cause of the event.
* the value shall be set to:
* - True - in case the vehicle has perceived the event
* - False - in case the vehicle itself is the cause of the event (e.g. vehicle is stationary) or part of the cause (e.g. traffic jam) or is directly exposed to the environmental condition (e.g. adverse weather)
*/
PerceivedEvent::= BOOLEAN
/**
* This indicates the termination type of generated DENM, i.e. if it is a cancellation DENM or a negation DENM