MeetingEntity
constructor(meetingId: QualifiedIDEntity, conversationId: QualifiedIDEntity, creatorId: QualifiedIDEntity, createdAt: Instant, updatedAt: Instant?, title: String, startTime: Instant, endTime: Instant, tzid: String, recurrence: MeetingEntity.RecurrenceEntity?, type: MeetingEntity.Type = Type.SCHEDULED, link: String? = null, hasPassword: Boolean = false)