The sample properties.
ReadonlycreatedThe datum creation/capture date.
ReadonlydateThe datum creation/capture date.
ReadonlylocalThe node's local date for the created time.
ReadonlylocalThe node's local time for the created time.
ReadonlynodeThe node ID.
ReadonlysourceThe source ID.
OptionaltagsOptional tags.
OptionalvalThe control value.
Extension to Datum class with a specific
valproperty.