[
    {
        "id": 1,
        "from": "client",
        "text": "i need egr off please",
        "file_url": "",
        "timestamp": "2026-05-12T13:53:26+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "egr off",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260512_135326_2835B4&f=SOL_20260512_135830_egr_off_ORG_BOOT_Isuzu_D-Max_1st_2006_Delphi_4JJ1_Prt_EGR__79.FLS.bin",
        "timestamp": "2026-05-12T13:58:30+02:00"
    }
]