Gets and sets the property ProviderId. 
            
            The fully-qualified host component of the domain name of the identity provider. Specify
            this      value only for OAuth access tokens. Do not specify this value for OpenID
            Connect ID tokens,      such as  CopyC#. Do not include URL
            schemes and port numbers.      Currently,
CopyC#. Do not include URL
            schemes and port numbers.      Currently, accounts.google.com
 CopyC# and
CopyC# and www.amazon.com
 CopyC#
            are supported.
CopyC#
            are supported. 
            graph.facebook.com
 Declaration Syntax
 Declaration Syntax| C# | 
public string ProviderId { get; set; }