请问下，为何调用此接口时 accesstoken对应的公众号中存在文章 但是获取到的内容为空 是有什么要求吗？
api获取：
Invoke-WebRequest -Uri "https://api.weixin.qq.com/cgi-bin/freepublish/batchget?access_token=93_iiJ0E6L-NpOJCPDbI-2fT-wuVZlFuGwlgSGRt12_tHGNKs7WDZHjBLv24Xqs3CLXgcQTghFNWcZlirC4S8obq3uxKeZgm8slbEsVZ3ZkOQcc1TugD0tzKGCB2b0IBBjACAWPP" `
>> -Method Post `
>> -Headers @{"Content-Type" = "application/json"} `
>> -Body '{"offset": 0, "count": 10}' `
>> -UseBasicParsing
StatusCode : 200
StatusDescription : OK
Content : {"item":[],"total_count":0,"item_count":0}
RawContent : HTTP/1.1 200 OK
Connection: keep-alive
Content-Length: 42
Content-Type: text/plain
Date: Tue, 08 Jul 2025 07:19:03 GMT
{"item":[],"total_count":0,"item_count":0}
Forms :
Headers : {[Connection, keep-alive], [Content-Length, 42], [Content-Type, text/plain], [Date, Tue, 08 Jul 202
5 07:19:03 GMT]}
Images : {}
InputFields : {}
Links : {}
ParsedHtml :
RawContentLength : 42
公众号信息：
目前【获取已发布的消息列表（/cgi-bin/freepublish/batchget）】接口只能获取【未通知】内容列表；
全部、已通知列表暂不支持获取，没有相关接口。