[
    {
        "id": 1,
        "from": "client",
        "text": "i need dtc off p0409 i desactived egr but i have the dtc p0409",
        "file_url": "",
        "timestamp": "2026-05-04T16:17:28+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "you can use oct dtc tool",
        "file_url": "",
        "timestamp": "2026-05-04T16:23:22+02:00"
    },
    {
        "id": 3,
        "from": "admin",
        "text": "P0409 OFF",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260504_161728_2F7C37&f=SOL_20260504_162439_MOD_OCTv3_Citro__n_EDC16C34_nemo_1_EGR-_NoChk_.bin.bin_-_DTC_P0409.bin",
        "timestamp": "2026-05-04T16:24:39+02:00"
    }
]