{
    "generated_at": "2026-04-19T13:21:54+00:00",
    "activity_type": "effectue",
    "activity_id": 141,
    "activity_name": "Plateau d'Emparis",
    "user_id": 2,
    "gpx_path": ".\/data\/2\/gpx_files\/Rando_Oisans_Plateau_d_Emparis.gpx",
    "output_svg": ".\/data\/activities\/effectued\/141\/preview_osm.svg",
    "basemap": "osm",
    "basemap_label": "OpenStreetMap",
    "attribution": "© OpenStreetMap contributors",
    "width": 640,
    "height": 360,
    "zoom": 13,
    "points_count": 1423,
    "tile_count": 8,
    "bounds": {
        "min_lat": 45.041841,
        "min_lon": 6.140889,
        "max_lat": 45.065596,
        "max_lon": 6.238757
    },
    "start": {
        "lat": 45.05069,
        "lon": 6.143151
    },
    "end": {
        "lat": 45.051032,
        "lon": 6.143006
    },
    "tile_examples": [
        "https:\/\/b.tile.openstreetmap.org\/13\/4235\/2944.png",
        "https:\/\/c.tile.openstreetmap.org\/13\/4236\/2944.png",
        "https:\/\/a.tile.openstreetmap.org\/13\/4237\/2944.png",
        "https:\/\/b.tile.openstreetmap.org\/13\/4238\/2944.png",
        "https:\/\/c.tile.openstreetmap.org\/13\/4235\/2945.png",
        "https:\/\/a.tile.openstreetmap.org\/13\/4236\/2945.png",
        "https:\/\/b.tile.openstreetmap.org\/13\/4237\/2945.png",
        "https:\/\/c.tile.openstreetmap.org\/13\/4238\/2945.png"
    ]
}