[
    {
        "id": 1,
        "from": "client",
        "text": "Hello, I need a transmission conversion from DSG to Manual if possible please : MED9.1",
        "file_url": "",
        "timestamp": "2026-04-30T12:44:15+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "not supported",
        "file_url": "",
        "timestamp": "2026-04-30T13:07:38+02:00"
    }
]