OptionaldurationThe duration of the event in seconds.
The instance identifier for this specific event occurrence.
Raw event message payload encoded as Base64 with no data:...;base64, prefix.
The message scheme URI identifying the event type.
The value for the event.
Represents Event Message metadata according to ISO 23009-1.
This is used for both MP4 Event Message boxes (
emsg) and DASH EventStream events.Platform
Android