This class can be used to get information about the Session Verification
global Id authenticatorId;
global Datetime expirationTime;
The Datetime when the current verification will expire. If the value is null, it means that the verification will expire when the current Salesforce Session expires.
global Datetime lastVerificationTime;
The Datetime of the last verification event using the authenticatorId
The list of AMRs which was satisfied during the last verification event.
The identifier of the request when the verification was last made.