Verify MFA using authenticator app

This route verifies MFA as part of the authentication process. Send the frontegg-vendor-host as a header. This is your domain name in the Frontegg Portal ➜ Workspace Settings ➜ Domains ➜ Domain Name. Send information required for MFA in the POST body. The value is the service name from your Authentication Settings in the Frontegg Portal. The MFA token is from the authenticator app.