请求：https://api.weixin.qq.com/customservice/msgrecord/getmsglist?access_token=

参数：{"starttime":1630469986,"endtime":1630549800,"msgid":  1,"number":1000}

从2021-08-18开始，返回的数据里，没有了 “2003（客服接收消息）”

返回：{"msgid":1675,"number":3,"recordlist":[{"openid":"oPEJC5RDjPC9NXjJrN0idKGNAFhc","opercode":"2002","text":"你好","time":1630548293,"worker":"kf2001@gh_72c6e7967757"},{"openid":"oPEJC5XZ3WhgJoDtpuNlGzpfER_g","opercode":"2002","text":"你好啊","time":1630548311,"worker":"kf2001@gh_72c6e7967757"},{"openid":"oPEJC5RDjPC9NXjJrN0idKGNAFhc","opercode":"2002","text":"有什么可以帮您","time":1630548347,"worker":"kf2001@gh_72c6e7967757"}],"success":true}

请问什么原因