机构有合作商品，为什么可推广的商品定向计划查不到商品？
https://developers.weixin.qq.com/doc/store/leagueheadsupplier/API/promotion/product/getpromoteproductlist.html https://api.weixin.qq.com/channels/ec/promoter/get_promote_product_list?access_token=
请求参数
{
"plan_type": 1,
"next_key": "",
"page_size": 20
}
返回
{
"errcode": 0,
"errmsg": "ok",
"product_list": []
}