te != null &amp;&amp; request.state!.isNotEmpty) {
    queryParams[&#39;state&#39;] = request.state!;
  }

  final queryString = Uri(queryParameters: queryParams).query;
  final logoutUrl = &#39;https:&#47;&#47;$auth0Domain&#47;v2&#47;logout?$queryString&#39;;

  return Auth0OidcLogoutResponse(logoutUrl: logoutUrl);
}</code></pre>
</section>


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