Webauthn\CollectedClientDataobject has one of the following values:
null: the token binding is not supported by the browser
"supported": the browser supports token binding, but no negotiation was performed during the communication
"present": the browser supports token binding, and it is present in the response. The token binding ID is provided.
Webauthn\TokenBinding\IgnoreTokenBindingHandler: the library will ignore the token binding,
Webauthn\TokenBinding\TokenBindingNotSupportedHandler: the library will throw an exception if the token binding is present.