useserde::Serialize;#[derive(Debug, Clone, Serialize)]#[serde(
rename_all ="camelCase",
rename_all_fields ="camelCase",
tag ="kind")]pubenumFrontendVirtualTimelineItem{/// A divider between messages of two days or months depending on the
/// timeline configuration.
DateDivider,/// The user's own read marker.
ReadMarker,/// The timeline start, that is, an indication that we've seen all the
/// events for that timeline.
TimelineStart,}