请求参数：

{goodsInfo={"coverImgUrl":"jL7nOTA9gI2TRR9N9wlKmd3dhD4QAvUZ8lonFZ4S7qxXjZDpJJN8wg4qkrHwSOkl","price":33,"name":"测试","priceType":"1","url":"/pages/router/router?name=detail&StoreNO=0002&GoodsID=32201","price2":""}}

返回：

{"errmsg":"name length invalid","errcode":300002}

这才2个汉字 就超了。 这是撒原因。

https://developers.weixin.qq.com/miniprogram/dev/framework/liveplayer/commodity-api.html