更新！

src/main/java/com/github/microservice/models/device/DeviceInfoSyncParam.java

@@ -38,6 +38,9 @@ public class DeviceInfoSyncParam {
     @Schema(description = "最后上线时间")
     private Long lastOnlineTime;
 
+    @Schema(description = "最后下线时间")
+    private Long lastOfflineTime;
+
     @Schema(description = "关联的项目code")
     private String projectInfoCode;
 

src/main/java/com/github/microservice/models/hxz/DevicePingInfoParam.java

@@ -17,6 +17,9 @@ public class DevicePingInfoParam extends IotSuperModel {
     @Schema(description = "最后上线时间")
     private Long lastOnlineTime;
 
+    @Schema(description = "最后下线时间")
+    private Long lastOfflineTime;
+
     @Schema(description = "项目code")
     private String projectInfoCode;