[
    {
        "id": 1,
        "from": "client",
        "text": "???",
        "file_url": "",
        "timestamp": "2026-05-31T12:46:35+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "on a la solution pour cet ecu",
        "file_url": "",
        "timestamp": "2026-05-31T13:41:37+02:00"
    }
]