https://api.weixin.qq.com/wxa/media_check_async?access_token=ACCESS_TOKEN 多媒体接口地址 异步推送结果请求------>{"ToUserName":"gh_7040a1238757","FromUserName":"oUXxX7HcPg-xrrzYV2hUPspvZg9Q","CreateTime":1753862242,"MsgType":"event","Event":"wxa_media_check","appid":"wx5d5bf98f2375a0b5","trace_id":"6889d061-73133221-45935f77","version":2,"detail":[],"errcode":-1008,"errmsg":"下载错误，请检查媒体链接是否有效"} 推送结果