The name of the activity type within the domain. The specified string must not start or end with whitespace. It must not contain a :
            (colon), / (slash), | (vertical bar), or any control characters (\u0000-\u001f | \u007f - \u009f). Also, it must not contain
            the literal string "arn".
             
            
Constraints:
 Declaration Syntax
 Declaration Syntax| C# | 
public string Name { get; set; }