public static function setSendUserSettings($destination, $account, $values) {
    if (is_object($account) && !empty($values)) {
      foreach ($values as $message_template => $frequency) {
        $query = \Drupal::database()->merge('user_activity_send');
        $query->fields([
          'uid' => $account->id(),
          'destination' => $destination,
          'message_template' => $message_template,
          'frequency' => $frequency,
        ]);
        $query->keys([
          'uid' => $account->id(),
          'destination' => $destination,
          'message_template' => $message_template,
        ]);
        $query->execute();
      }
    }
  }