微信公众号图文消息群发 显示首图 API问题
在上传了图文消息之后，我使用测试号预览图文消息接口，得到的结果如下: [图片] 我想得到的结果如下: [图片] 我该如何实现首篇文章是大图的效果？ --- 附：公众号图文消息API [代码]{[代码][代码] [代码][代码]"articles"[代码][代码]: [ {[代码][代码] [代码][代码]"thumb_media_id"[代码][代码]:[代码][代码]"qI6_Ze_6PtV7svjolgs-rN6stStuHIjs9_DidOHaj0Q-mwvBelOXCFZiq2OsIU-p"[代码][代码],[代码][代码] [代码][代码]"author"[代码][代码]:[代码][代码]"xxx"[代码][代码], [代码][代码] [代码][代码]"title"[代码][代码]:[代码][代码]"Happy Day"[代码][代码], [代码][代码] [代码][代码]"content_source_url"[代码][代码]:[代码][代码]"www.qq.com"[代码][代码], [代码][代码] [代码][代码]"content"[代码][代码]:[代码][代码]"content"[代码][代码], [代码][代码] [代码][代码]"digest"[代码][代码]:[代码][代码]"digest"[代码][代码],[代码][代码] [代码][代码]"show_cover_pic"[代码][代码]:1,[代码][代码] [代码][代码]"need_open_comment"[代码][代码]:1,[代码][代码] [代码][代码]"only_fans_can_comment"[代码][代码]:1[代码][代码] [代码][代码]}, [代码][代码] [代码][代码]{[代码][代码] [代码][代码]"thumb_media_id"[代码][代码]:[代码][代码]"qI6_Ze_6PtV7svjolgs-rN6stStuHIjs9_DidOHaj0Q-mwvBelOXCFZiq2OsIU-p"[代码][代码],[代码][代码] [代码][代码]"author"[代码][代码]:[代码][代码]"xxx"[代码][代码], [代码][代码] [代码][代码]"title"[代码][代码]:[代码][代码]"Happy Day"[代码][代码], [代码][代码] [代码][代码]"content_source_url"[代码][代码]:[代码][代码]"www.qq.com"[代码][代码], [代码][代码] [代码][代码]"content"[代码][代码]:[代码][代码]"content"[代码][代码], [代码][代码] [代码][代码]"digest"[代码][代码]:[代码][代码]"digest"[代码][代码],[代码][代码] [代码][代码]"show_cover_pic"[代码][代码]:0,[代码][代码] [代码][代码]"need_open_comment"[代码][代码]:1,[代码][代码] [代码][代码]"only_fans_can_comment"[代码][代码]:1[代码][代码] [代码][代码]}[代码][代码] [代码][代码]][代码][代码]}[代码]
