Gets and sets the property IAMCertificateId. If you want viewers to use HTTPS to request
            your objects and you're using an    alternate domain name in your object URLs (for
            example, https://example.com/logo.jpg),     specify the IAM certificate identifier
            of the custom viewer certificate for this distribution.     Specify either this value
            or CloudFrontDefaultCertificate.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public string IAMCertificateId { get; set; }