message: billing - normalize billing data
diff: @@ -1326,6 +1326,7 @@ export default class TransactionStorage {
  }
  private static normalizeBillingData(billingData: TransactionBillingData): any {
  + if (billingData) {
  return {
  withBillingActive: billingData.withBillingActive,
  lastUpdate: Utils.convertToDate(billingData.lastUpdate),
  @@ -1338,6 +1339,8 @@ export default class TransactionStorage {
  },
  };
  }
  + return null;
  + }
  private static getTransactionsInErrorFacet(errorType: string) {
  switch (errorType) {
  