https://developers.weixin.qq.com/doc/channels/API/sharer/bindsharer.html

POST https://api.weixin.qq.com/channels/ec/sharer/bind?access_token=ACCESS_TOKEN
视频号小店添加分享员，请问这个接口不传输 username  还会有这个限制么：绑定的分享员数量达到上限(10个)