接口文档请求参数 shop 类型为 Object，并且此 shop 下包括字段：wxa_path，img_url（商品缩略图 url）， goods_name， goods_count 问题：如果一笔订单有多个商品，即有多个商品图片 url，那么此时 img_url 字段应该如何传参？ shop 结构如下： [图片]

生成运单接口 请求参数：{"app_token": "app-0b25ec04-0705-468e-8534-357b9463ef88", "add_source": "2", "wx_appid": "wxc5d78102e3099928", "openid": "123", "delivery_id": "SF", "biz_id": "SF_CASH", "custom_remark": "易碎物品", "tagid": 111, "expect_time": 1604897873, "sender": {"name": "吴芸芸", "mobile": "13818880655", "province": "上海", "city": "上海", "area": "徐汇区", "address": "宜山路700号普天产业园C5栋"}, "receiver": {"name": "王业帆", "mobile": "18501737516", "province": "上海", "city": "上海", "area": "徐汇区", "address": "漕河泾开发区田林路388号兴业大楼"}, "cargo": {"count": 1, "weight": 1, "space_x": 1, "space_y": 1, "space_z": 1, "detail_list": [{"name": "马蹄莲", "count": 1}]}, "shop": {"wxa_path": "http://www.mp.com/order", "img_url": "http://pic", "goods_name": "进口马蹄莲", "goods_count": 1}, "insured": {"use_insured": 0, "insured_value": 0}, "service": {"service_type": 0, "service_name": "标准快递"}} 返回：生成运单成功 {"errcode":0,"errmsg":"ok","order_id":"be9bf882223f11ebaa82f48e38dd0dc8","waybill_id":"SF6026131434978","waybill_data":[{"key":"abFlag","value":""},{"key":"cargoName","value":"\xe9\xa9\xac\xe8\xb9\x84\xe8\x8e\xb2"},{"key":"codeMapping","value":""},{"key":"codingMappingOut","value":"3A"},{"key":"destEncodePhone","value":"185****7516"},{"key":"destRouteLabel","value":"B16-G-021BA-040"},{"key":"destTeamCode","value":"040"},{"key":"destcode","value":"021"},{"key":"filter_result","value":"2"},{"key":"limitTypeCode","value":"T4"},{"key":"origincode","value":"021"},{"key":"printFlag","value":"000000000"},{"key":"printIcon","value":"0-0-0-0-0-0-0-0"},{"key":"sourceTransferCode","value":"021WF"},{"key":"twoDimensionCode","value":"MMM={\'k1\':\'021WG\',\'k2\':\'021BA\',\'k3\':\'040\',\'k4\':\'T4\',\'k5\':\'SF6026131434978\',\'k6\':\'\',\'k7\':\'7ebab4bc\'}"},{"key":"xbFlag","value":"0"}],"is_correct_sender":0,"is_correct_receiver":0} 问题：查询运单轨迹为空，请问是什么原因？

请求地址：POST https://api.weixin.qq.com/cgi-bin/express/business/test_update_order?access_token=ACCESS_TOKEN 请求参数：{"biz_id": "SF_CASH", "order_id": "31d7ef981ff811ebb8d0f48e38dd0dc8", "delivery_id": "SF", "waybill_id": "SF6026130861683", "action_time": 1604646828, "action_type": 100001, "action_msg": "揽件成功"} 返回：{'errcode': 40097, 'errmsg': 'invalid args rid: 5fa4f7ac-438db2ad-50c5c2e2'} appid:wxc5d78102e3099928 请问：是哪个参数错误？是否 action_msg 参数异常？ 注： （1）使用 json 方式发送请求； （2）使用 json.dumps(param_dict, ensure_ascii=False).encode('utf-8') 发送 form 请求； 两种方式返回错误相同，都是{'errcode': 40097, 'errmsg': 'invalid args rid: 5fa4f7ac-438db2ad-50c5c2e2'}

请求参数（寄件人）：{'name': '李四', 'mobile': '13603029752', 'country': '中国', 'province': '上海', 'city': '上海', 'area': '徐汇区', 'address': '宜山路700号普天产业园C5栋'} 返回：{'errcode': 9300501, 'errmsg': 'delivery logic fail rid: 5f83c0e1-2a92c3d9-5a2b7161', 'delivery_resultcode': 20002, 'delivery_resultmsg': '寄件人信息异常', 'waybill_data': []} 开发语言： python 3.7.7 请求包： requests 2.21.0 详细参数如图所示：[图片]