Optionalclient_Optionalclient_Specify this to override the parent class's clientSecret
Optionalclient_Specify this to provide your own client assertion JWT rather than
the class creating one for you from the clientAssertionSigningKey.
Optionalclient_If you provide your own client_assertion you should also provide
the client_assertion_type.
The Refresh Token you want to revoke.
Specify this to override the parent class's
clientId