[
    {
        "id": 1,
        "from": "client",
        "text": "CHEKSUM",
        "file_url": "",
        "timestamp": "2026-05-05T13:39:58+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "we don't provide checksum service",
        "file_url": "",
        "timestamp": "2026-05-05T14:00:23+02:00"
    }
]