Data Passing in json format in mvc controller

if u have any demo using web request and response then send me please i want to use web client in my project.

sujeet i want to send data server side like in controller

Please once go through following link:

http://www.dotnet-tricks.com/Tutorial/webapi/WPNJ120413-How-to-pass-javascript-complex-object-to-ASP.NET-Web-Api-and-MVC.html

http://www.codeproject.com/Tips/678138/MVC-using-Web-API-and-JQuery-to-GET-or-POST-Data