https://developers.weixin.qq.com/doc/offiaccount/Message_Management/Passive_user_reply_message.html

返回

<xml>

<ToUserName>

<![CDATA[oBtOS6fsCf2M3v1bW_vQEULXApfAM]]>

</ToUserName>

<FromUserName>

<![CDATA[gh_c0898159fec69]]>

</FromUserName>

<CreateTime>1730361552926</CreateTime>

<MsgType>

<![CDATA[image]]>

</MsgType>

<Image>

<MediaId>

<![CDATA[beVp7ZCY_vOVr111j4DpHdih0HheCUzZXEDaOiC8klYOGhvRmUvDmkZjGmoW6Zt_DOj]]>

</MediaId>

</Image>

</xml>