<form id="user_oauth">
      <fieldset class="personalblock">
          <strong>OAuth</strong><br />
          <input type="text" name="introspectionEndpoint" id="introspectionEndpoint" value="<?php p($_['introspectionEndpoint']); ?>" placeholder="<?php p($l->t('Introspection endpoint'));?>" />
          <br />
          <span class="msg">Provide the OAuth 2.0 Authorization Server introspection endpoint here.</span>
      </fieldset>
  </form>