[
    {
        "id": 1,
        "from": "client",
        "text": "polo flex",
        "file_url": "",
        "timestamp": "2026-05-27T21:55:00+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "meme ticket deja repondu sur T20260526_223056_F355F9",
        "file_url": "",
        "timestamp": "2026-05-31T13:56:34+02:00"
    }
]