[
    {
        "id": 1,
        "from": "client",
        "text": "i need dpf and egr off please",
        "file_url": "",
        "timestamp": "2026-05-26T16:22:48+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "dpf_egr_off",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260526_162248_BE4A31&f=SOL_20260526_162653_dpf_egrORG_BOOT_Hyundai_I20_2nd_GB_2015_Delphi_DCM6_2AP_Prt_1063.bin",
        "timestamp": "2026-05-26T16:26:53+02:00"
    }
]