MessageTimelinePageEntity
constructor(rows: List<TimelineRows>, cursors: Map<String, MessageTimelineCursorEntity>, olderCursor: MessageTimelineCursorEntity?, newerCursor: MessageTimelineCursorEntity?, anchorMessageId: String?, mentions: Map<String, List<MessageMention>> = emptyMap(), previews: Map<String, List<TimelinePreviews>> = emptyMap(), buttons: Map<String, List<ButtonContent>> = emptyMap(), polls: Map<String, MessageEntityContent.Poll> = emptyMap(), reactions: Map<String, List<TimelineReactions>> = emptyMap(), readCounts: Map<String, Long> = emptyMap(), failures: Map<String, List<MessageRecipientFailure>> = emptyMap(), attachments: Map<String, List<TimelineAttachments>> = emptyMap(), systemContents: Map<String, MessageEntityContent.System> = emptyMap(), users: Map<UserIDEntity, TimelineUsers> = emptyMap())