[
    {
        "id": 1,
        "from": "client",
        "text": "need egr off,dtc code is p149b",
        "file_url": "",
        "timestamp": "2026-06-04T16:17:51+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "egr dtc",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260604_161751_68E383&f=SOL_20260604_164345_egr_ORG_edc17c58_-_DTC_149B.bin",
        "timestamp": "2026-06-04T16:43:45+02:00"
    }
]