How do I compress a Json result from ASP.NET MVC with IIS 7.5

Question

I\'m having difficulty making IIS 7 correctly compress a Json result from ASP.NET MVC. I\'ve enabled static and dynamic compression in IIS. I can verify with Fiddler that normal

Answer 1

Use this guide

None of these answers worked for me. I did take note of the application/json; charset=utf-8 mime-type though.