@WebMethod
  public Response<String> notifyMaintenanceToVendor(int idAset) throws SQLException {
    Asset asset = _getAset(idAset);
    if (asset != null) {
      String to = asset.getVendor().getEmail();
      String subject = "Permintaan Maintenance Aset";
      String content = "Tolong aset berikut dicek: \n";
      content += "Id aset: " + asset.getId() + "\n";
      content += "Nama aset: " + asset.getNama() + "\n";
      content += "Kondisi aset: " + asset.getKondisi() + "\n";
      content += "Terima kasih.\n\n Salam,\n\n Asset Maintenance Notifier";
      RequestCall.sendEmail(to, subject, content);

      return new Response(true, "Notifikasi berhasil");
    } else return new Response<String>(false, "Aset tidak ditemukan");
  }