Single<DialogsTable> managerDialogSingle = Single.fromCallable(() ->
                DialogsTable.getDialogByOpponentId(App.newInstance().getManagers().get(0).getManagerId()));

        Single<VehiclesTable> vehicleSingle = Single.fromCallable(() -> {
            DialogsTable dialogsTable = DialogsTable.getDialogById(getDialogId());
            return VehiclesTable.getCarById(dialogsTable.getCarId());
        });

        Single<String> userSingle = Single.fromCallable(() -> {
           DialogsTable dialog = DialogsTable.getDialogById(getDialogId());
           UsersTable user = UsersTable.getUserWithID(dialog.getOpponentId());
           String userName = user.getUserName();
           if (!user.getUserSureName().isEmpty()) {
               userName += " " + user.getUserSureName();
           }
           return userName;
        });

        Single.zip(managerDialogSingle, vehicleSingle, userSingle, Tripple::new)
            .subscribeOn(Schedulers.io())
            .observeOn(Schedulers.io())
            .subscribe((pair, throwable) -> {
                MessagesTable.createManagerChangeStatusMessage(pair.first.getDialogId(), statusName, endDate, pair.third, pair.second.getCarName(), statusChangeType);
            });