$regId,'restricted_pa​ckage_name' => $packageName); $result = $this->getResult($url, $fields, $retries); return $result; } public function getTopicsOf($packageName, $regId, $retries=1){ $url = Constants::$domain.Constants::get_all_topics; $fields = array('registration_id' => $regId,'restricted_pa​ckage_name' => $packageName); $result = $this->getResult($url, $fields, $retries); return $result; } } ?>