public function runningInFallbackMode(): bool {
    $fallbackMode = false;
    $settings     = $this->getSettings();

    if (is_array($settings) && !empty($settings)) {
      $mode = $settings['mode'];

      if ($mode === self::FALLBACK_MODE) {
        $fallbackMode = true;
      }
    }

    return $fallbackMode;
  }