message: invoice - get fresh url for downloading
diff: @@ -370,8 +370,12 @@ export default class StripeBillingIntegration extends BillingIntegration {
  public async downloadInvoiceDocument(invoice: BillingInvoice): Promise<Buffer> {
  if (invoice.downloadUrl) {
  + await this.checkConnection();
  + // Get fresh data becausse persisted url expires after 30 days
  + const stripeInvoice = await this.getStripeInvoice(invoice.invoiceID);
  + const downloadUrl = stripeInvoice.hosted_invoice_url;
  // Get document
  - const response = await this.axiosInstance.get(invoice.downloadUrl, {
  + const response = await this.axiosInstance.get(downloadUrl, {
  responseType: 'arraybuffer'
  });
  // Convert
  