🎨 #1366 公众号图文素材WxMpMaterialNewsArticle类实现序列化接口

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/material/WxMpMaterialNews.java

@@ -61,7 +61,9 @@ public class WxMpMaterialNews implements Serializable {
    * @author chanjarster
    */
   @Data
-  public static class WxMpMaterialNewsArticle {
+  public static class WxMpMaterialNewsArticle implements Serializable{
+
+    private static final long serialVersionUID = -635384661692321171L;
     /**
      * (必填) 图文消息缩略图的media_id，可以在基础支持-上传多媒体文件接口中获得.
      */