c# - MVC4 - Model binding/mapping to parameter -

i've defined validation of 2 fields on model using remoteattribute. value each text-box sent server different named object in each instance. default want re-use same remote method numerous fields. how tell mvc bind/map primaryemail , secondaryemail email property on server-side?

tried , doesn't work: (email null)

model:

public class usermodel {     [remote("emailcheck", "profile", httpmethod = "post", errormessage = "the email in use.")]     public string primaryemail { get; set; }     [remote("emailcheck", "profile", httpmethod = "post", errormessage = "the email in use.")]     public string secondaryemail { get; set; } } 

server side action:

public jsonresult emailcheck([bind(include = "primaryemail, secondaryemail")]string email) {     return json(!_servicemanager.userprofileservice.isemailinuse(email)); } 

json sent server:

primaryemail=abc%40yahoo.com secondaryemail=abc%40yahoo.com