mqtt 接收 dev 消息

portal-service-infrastructure/src/main/java/com/hfln/portal/infrastructure/po/DevInfo.java

@@ -211,7 +211,7 @@ public class DevInfo extends BasePO {
     /**
      *  存在改变时间
      */
-    @TableField("存在改变时间")
+    @TableField("presence_change_time")
     private LocalDateTime presenceChangeTime;
 
     /**