[
    {
        "id": 1,
        "from": "client",
        "text": "slm immo off stp sahet",
        "file_url": "",
        "timestamp": "2026-05-18T16:25:30+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "immo_off",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260518_162530_E19A6A&f=SOL_20260518_163010_EDC17C10-InternalEeprom_amineautoelectronic-20260518_162944_immoff.bin",
        "timestamp": "2026-05-18T16:30:10+02:00"
    }
]