获取推广素材的时候一致报错,提示商品ID和店铺appid不匹配
https://developers.weixin.qq.com/doc/ministore/union/access-guidelines/promoter/api/product/category.html 参数是这个 {"pid":"olIhv5Owrbf3EbOPjddpY8B5XR7Q_871679398","productList":[{"productId":38133489,"appId":"wxf565e2dfa175c3fa"}]}
