package com.juick; import com.fasterxml.jackson.annotation.JsonFormat; import java.time.Instant; public class Chat extends User { private Instant lastMessageTimestamp; private String lastMessageText; public Instant getLastMessageTimestamp() { return lastMessageTimestamp; } @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "UTC") public void setLastMessageTimestamp(Instant lastMessageTimestamp) { this.lastMessageTimestamp = lastMessageTimestamp; } public String getLastMessageText() { return lastMessageText; } public void setLastMessageText(String lastMessageText) { this.lastMessageText = lastMessageText; } }