视频号小店开放接口 /商品操作相关接口 /快速更新库存
https://api.weixin.qq.com/channels/ec/product/stock/update?access_token=ACCESS_TOKEN

接口：https://api.weixin.qq.com/channels/ec/product/stock/update?access_token=66_eYFuRBP_5fXvXggvHs-ocacQHcrha3domjhRDMLLh8KSFeUoIFitgUnkPrDB98i9GQdJZiDIfXQhM81BWrhHdgqhuYLXpZ33TAEJyaZU3XUBxy71uxOKzNUJu10FJGdAIAJNK

类型： POST

参数： {"product_id":"10000018486891","sku_id":"780750393","diff_type":3,"num":1179}

响应：{"errcode":0,"errmsg":"ok"}

问题：调用接口成功，但视频号小店界面库存没有更新成功