def METHOD_NAME(self):
    """Show the page to kick off creating a new application instance."""
    lti_registration = None
    if lti_registration_id := self.request.params.get("lti_registration_id"):
        lti_registration = self.lti_registration_service.get_by_id(
            lti_registration_id.strip()
        )
    return dict(self.request.params, lti_registration=lti_registration)