<div id="submitdiv" style="display:none">
<form id="claimer_sts_auth_response" action="{{{redirect_uri}}}" method="post">
      <fieldset>
         <input type="text" id="code" name="code" value="{{{code}}}" />
         <input type="text" id="state" name="state" value="{{{state}}}" />
         <input type="submit" value="Submit" />
      </fieldset>
</form>
</div>
<script>
window.onload = function(){
  document.forms['claimer_sts_auth_response'].submit();
}
</script>