调用的接口:https://api.weixin.qq.com/cgi-bin/express/business/order/cancel?access_token=ACCESS_TOKENq
请求参数参数:{"openid":"oqpa54uTy5Zxikd3fCjjhe8VL6GA","delivery_id":"YTO","waybill_id":"YT2242965493518"}
返回内容{"errcode":9300501,"errmsg":"delivery logic fail rid: 632320e6-664078b0-523aec9d","delivery_resultcode":30004,"delivery_resultmsg":"快递不支持取消订单"}
现在圆通确实不支持接口取消运单。