final DOMStoreWriteTransaction writeTx4 = followerDistributedDataStore.newWriteOnlyTransaction();
cars.add(CarsModel.newCarEntry("car" + carIndex, Uint64.valueOf(carIndex)));
writeTx4.write(CarsModel.newCarPath("car" + carIndex), cars.getLast());
carIndex++;
final DOMStoreWriteTransaction writeTx4 = followerDistributedDataStore.newWriteOnlyTransaction();
cars.add(CarsModel.newCarEntry("car" + carIndex, Uint64.valueOf(carIndex)));
writeTx4.write(CarsModel.newCarPath("car" + carIndex), cars.getLast());
carIndex++;