fromViewToModel
fun fromViewToModel(meetingId: QualifiedIDEntity, conversationId: QualifiedIDEntity, creatorId: QualifiedIDEntity, creationDate: Instant, lastEditDate: Instant?, title: String, startDate: Instant, endDate: Instant, tzid: String, recurrenceFrequency: MeetingEntity.RecurrenceEntity.Frequency?, recurrenceInterval: Long?, recurrenceEndDate: Instant?): MeetingEntity
fun fromViewToModel(occurrenceId: String, meetingId: QualifiedIDEntity, conversationId: QualifiedIDEntity, title: String, startTime: Instant): MeetingReminderEntity