/**
  * Creates a translation project in TP.
  *
  * @return object
  *
  * @throws RuntimeException in case the project could not be created
  */
 public function run()
 {
     $service = $this->project->service();
     $params = array('service' => array('id' => $service->id), 'project' => $this->params, "custom_fields" => $service->custom_fields_data);
     try {
         $response = $this->networking->send_request(OTG_TRANSLATION_PROXY_URL . '/projects.json', $params, 'POST');
         if (empty($response->project->id)) {
             throw new RuntimeException('Response: `' . serialize($response) . '` did not contain a valid project!');
         }
     } catch (Exception $e) {
         $invalidation = new WPML_TP_Service_Invalidation($this->sitepress);
         $invalidation->run();
         throw new RuntimeException('Could not create project with params: `' . serialize($this->params) . '`', 0, $e);
     }
     return $response->project;
 }