* @field informationQuality: the quality level of the information provided by the ITS-S application of the originating ITS-S.
* It indicates the probability of the detected event being truly existent at the event position. .
* It indicates the probability of the detected event being truly existent at the event position.
*
* @field eventType: the event type, including direct cause and sub cause.
*
* @field linkedCause: the optional description for a linked event of the component eventType, including direct cause and sub cause of the linked event.
* @field linkedCause: the optional type of a linked event co-existing at the same time and the same place (same event zone), including direct cause and sub cause of the linked event,
* for which no other DENM is sent out.
*
* @field eventZone: an optional list of eventPoints.
*
* @field linkedDenms: the optional list of DF ActionId, pointing to DENMs that are semantically connected because applying to consecutive event zones at the same time.