try {
            SpatioTemporalDatabaseInterface db = new SpatioTemporalDatabaseCouchbase(BucketType.LABELLED, "JzWMgdQuwxVV688");
            List<RawTrajectory> trajectories = db.getMultipleUnmatchedTrajectories(1); //db.getRawTrajectoriesByArea(Area.MIDJUTLAND, PruningMethod.ENTIRE).subList(0, 50);

            try (Writer writer = new FileWriter("src/main/resources/input.json")) {
                Gson gson = new GsonBuilder().create();
                gson.toJson(trajectories, writer);
            }

        } catch (Exception e) {
            e.printStackTrace();
        }