添加序列化

src/main/java/cn/com/tenlion/usercenter/pojo/bos/userexpand/UserExpandBO.java

@@ -1,5 +1,7 @@
 package cn.com.tenlion.usercenter.pojo.bos.userexpand;
 
+import java.io.Serializable;
+
 /**
  * @ClassName: UserExpandBO
  * @Description: 用户拓展
@@ -7,8 +9,9 @@ package cn.com.tenlion.usercenter.pojo.bos.userexpand;
  * @Date: 2021/11/12 4:28 下午
  * @Version: 1.0
  */
-public class UserExpandBO {
+public class UserExpandBO implements Serializable {
 
+    private static final long serialVersionUID = -1866779710033619764L;
     private String areaCode;
     private String areaName;