VisitorConversationDto
constructor(id: String = "", status: ConversationStatus = ConversationStatus.UNKNOWN, siteId: String = "", seq: Int = 0, visitorUnread: Int = 0, lastMessageAt: Instant? = null, lastMessagePreview: String? = null, lastMessageSenderType: SenderType? = null, firstResponseAt: Instant? = null, resolvedAt: Instant? = null, subject: String? = null, createdAt: Instant? = null, updatedAt: Instant? = null, agent: AgentSummary? = null, raw: JsonObject = EmptyJsonObject)