[
    {
        "id": 1,
        "from": "client",
        "text": "BONJOUR II NA PAS ACCEPTE STAGE 1",
        "file_url": "",
        "timestamp": "2026-05-31T11:11:05+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "votre fichier a l aire modifié veuillez envoyer l original",
        "file_url": "",
        "timestamp": "2026-05-31T12:39:13+02:00"
    }
]