API：/v3/transfer/batches 已从 v3/certificates 接口获取平台证书 仍然提示：平台证书序列号Wechatpay-Serial错误

[图片] [图片] 可见商品字段并非数组，那遇到多商品退单，是生产多个退单吗？ 文档原文：https://developers.weixin.qq.com/doc/channels/API/aftersale/getaftersaleorder.html

根据文档 商业能力 /交易组件 /自定义版交易组件及开放接口 /服务端接口 /订单接口 /生成订单 向shop/order/add发起请求，返回“订单金额计算错误”。可是金额是完全按照计算规则计算的。 之后使用示例中的价格参数，依然提示上述错误内容。 我的参数： { "create_time": "2022-08-04 09:46:45", "out_order_id": "WXDD1", "openid": "oqXKH5N-0iFt-G-XgGWlBipsoD50", "path": "path", "out_user_id": "150****3371", "order_detail": { "product_infos": [{ "out_product_id": "950671", "out_sku_id": "950671020001", "product_cnt": 1, "sale_price": 1, "sku_real_price": 1, "path": "path", "title": "大衣", "head_img": "http://img" }] }, "price_info": { "order_price": 1, "freight": 0 }, "delivery_detail": { "delivery_type": 1 }, "address_info": { "receiver_name": "金", "detailed_address": "东电", "tel_number": "156****4351", "province": "浙", "city": "杭", "town": "城" }, "fund_type": 1, "expire_time": 1659578505, "trace_id": "1_lkbvxXM-MpYZMC5hoIa8c1rqdFyUjMLoKNYsaKBFRoE" } product_cnt = 1 sale_price = 1 sku_real_price = 1 freight = 0 order_price = 1 本次请求只有一个sku。 order_price = sum(sale_price) + freight - discounted_price + additional_price 1 = 1 + 0 - 0 + 0 order_price = sum(sku_real_price) + freight + additional_price 1 = 1 + 0 + 0