how to pass SoapHeader parameter in postman app of chrome

Question

how to pass SoapHeader parameter in postman app of chrome

 

suppose i have

 

public class AuthSoapHd : SoapHeader

{

public string AuthUserName;

public string AuthUserPassword;

}

public AuthSoapHd AuthenticationHeader;

 

[SoapHeader("AuthenticationHeader")]

[WebMethod(enableSession: true)]

public void CardType()

{

if (AuthenticationHeader.AuthUserName == "Sharad" &&AuthenticationHeader.AuthUserPassword) == "Gupta")

{

}

else

{

//code 

} 

} 

 

 

I tested it in my postman chrome app but i am not able to access else part code due to object execption error