Gets and sets the property RestrictionType. The method that you want to use to restrict
            distribution of your content by country:       - none: No geo restriction is enabled,
            meaning access to content is not restricted                    by client geo location.
                  - blacklist: The Location elements specify the countries in which you do not
            want                     CloudFront to distribute your content.       - whitelist:
            The Location elements specify the countries in which you want CloudFront         
                       to distribute your content.
            
 Declaration Syntax
 Declaration Syntax| C# | 
public string RestrictionType { get; set; }