{
    "generated_at": "2026-04-23T10:13:09+00:00",
    "activity_type": "effectue",
    "activity_id": 275,
    "activity_name": "Tête d'Amont",
    "user_id": 1,
    "gpx_path": ".\/data\/1\/gpx_files\/activity_275.gpx",
    "output_svg": ".\/data\/activities\/effectued\/275\/preview_osm.svg",
    "basemap": "osm",
    "basemap_label": "OpenStreetMap",
    "attribution": "© OpenStreetMap contributors",
    "width": 640,
    "height": 360,
    "zoom": 13,
    "points_count": 1794,
    "tile_count": 6,
    "bounds": {
        "min_lat": 44.830578938126564,
        "min_lon": 6.508707655593753,
        "max_lat": 44.85367669723928,
        "max_lon": 6.534874532371759
    },
    "start": {
        "lat": 44.83133993111551,
        "lon": 6.508896332234144
    },
    "end": {
        "lat": 44.83142852783203,
        "lon": 6.508707655593753
    },
    "tile_examples": [
        "https:\/\/b.tile.openstreetmap.org\/13\/4243\/2951.png",
        "https:\/\/c.tile.openstreetmap.org\/13\/4244\/2951.png",
        "https:\/\/a.tile.openstreetmap.org\/13\/4245\/2951.png",
        "https:\/\/c.tile.openstreetmap.org\/13\/4243\/2952.png",
        "https:\/\/a.tile.openstreetmap.org\/13\/4244\/2952.png",
        "https:\/\/b.tile.openstreetmap.org\/13\/4245\/2952.png"
    ]
}