Access-Control-Allow-Headers: Authorization, Content-Type, If-None-Match
Access-Control-Allow-Methods: GET, HEAD, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Origin: *
Access-Control-Expose-Headers: WWW-Authenticate, Server-Authorization
Access-Control-Max-Age: 86400
Cache-Control: no-cache
Connection: keep-alive
Content-Length: 2
Content-Type: text/html; charset=utf-8
Date: Thu, 05 Oct 2017 21:32:41 GMT
Server: nginx/1.4.6 (Ubuntu)