{"type": "FeatureCollection", "_meta": {"__meta__": "synthetic", "disclaimer": "Synthetic demo data inspired by real Baltic geography, MMSI/OUI conventions, and infrastructure. Not real observations.", "dataset": "s5-drone-launch-from-ship/s5_aallotar_track", "version": "1.0"}, "features": [{"type": "Feature", "properties": {"featureId": "s5-aallotar-track", "name": "MV AALLOTAR W1..W7 track", "mmsi": 230999401, "timestamps": ["2025-04-18T11:48:30+00:00", "2025-04-18T12:18:00+00:00", "2025-04-18T12:31:00+00:00", "2025-04-18T12:46:10+00:00", "2025-04-18T13:32:00+00:00", "2025-04-18T13:35:00+00:00", "2025-04-18T14:05:00+00:00"]}, "geometry": {"type": "LineString", "coordinates": [[25.92, 60.042], [25.805, 60.078], [25.722, 60.101], [25.652, 60.113], [25.651, 60.1135], [25.648, 60.114], [25.51, 60.128]]}}]}