>[info] 撤回工作通知消息 调用本接口，撤回工作通知消息。 **官方文档地址：** [链接](https://open.dingtalk.com/document/orgapp-server/notification-of-work-withdrawal) ***** * 代码： ~~~ $msg_task_id = 2783957228808; $res = WorkNotification::recall($msg_task_id); echo $res; ~~~ * 返回： { "errcode": 0, "errmsg": "ok", "request_id": "15rlb9q2s3nkz" }