请求地址requestUrl=https://api.mch.weixin.qq.com/v3/apply4subject/applyment/merchants/1398588002/state

返回信息为={"code":"PARAM_ERROR","detail":{"field":"/GetAuthorizeStateRequest/sub_mchid","location":"url","value":10},"message":"“特约商户号”参数过长"}

特约商户号从平台看到的 不是10位吗？