GetAccount() error, [POST https://www.okex.com/api/v1/future_userinfo.do] HTTP Error Info: Post https://www.okex.com/api/v1/future_userinfo.do: proxyconnect tcp: dial tcp 127.0.0.1:6667: connect: connection refused
部署在linux服务器上,API设置好了,但是在测试时出现以上错误,请问是什么原因?