code: public function readFeedbackAttempt($id) {
          $model = $this->readObject($id, 'feedback_completed');
          $model->url = $this->cfg->wwwroot . '/mod/feedback/complete.php?id='.$id;
          $model->name = 'Attempt '.$id;
          $model->responses = $this->readStoreRecords('feedback_value', ['completed' => $id]);
          return $model;
      }
docs: Reads a feedback attempt from the store with the given id.
  @param String $id
  @return PhpObj