DiscourseConnect / SSO. Forzar a los usuarios a proporcionar un correo electrónico después de redirigir desde el sitio web principal

Hi.
We authenticate our users via our website, but we don’t have emails on our side, so we pass a fake email field in sso payload (${userId}@no-email.invalid).

Is it possible to force new users to specify their email addresses and validate it via Discourse?