[
    {
        "id": 1,
        "from": "client",
        "text": "svp stage1",
        "file_url": "",
        "timestamp": "2026-05-07T17:02:21+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "dimanche inchallah fermé a 16h",
        "file_url": "",
        "timestamp": "2026-05-07T17:46:46+02:00"
    }
]