Accept: выставить пробовал, не помогает.
GET /addr/ HTTP/1.1
Host: localhost:8080
Connection: keep-alive
Cache-Control: no-cache
Accept: application/json
Pragma: no-cache
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/30.0.1599.114 Safari/537.36
Accept-Encoding: gzip,deflate,sdch
Accept-Language: en-US,en;q=0.8
Cookie: csrftoken=3V2ntHJJHr0v8zXBvcHyX0aYxG4bPzIS