/**
  *
  * Delete a AuthIdsType from the backend
  * @param string $policyID	id of the bucket
  * @throws Exception
  * @return bool
  */
 public function deleteAuthBucket($policyId, $bucketId)
 {
     $method = "DELETE";
     $url = E3_PROV_URL_POLICY . "/" . rawurlencode($policyId) . "/quotaRLBuckets/" . rawurlencode($bucketId);
     $restClient = new RestClient();
     $reply = $restClient->makeCall($url, $method);
     if ($reply->getHTTPCode() === "200") {
         return true;
     } else {
         $xml = simplexml_load_string($reply->getPayload());
         drupal_set_message((string) $xml->status, 'error');
         return false;
     }
 }