[
    {
        "id": 1,
        "from": "client",
        "text": "hi",
        "file_url": "",
        "timestamp": "2026-05-28T13:45:31+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "adblue_egr_ please disconnect adblue",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260528_134221_468C39&f=SOL_20260531_115956_egr_adblue_ORG_Opel_Astra_2015__K__1.6_CDTI_110_hp_Delco_E98.bin",
        "timestamp": "2026-05-31T11:59:56+02:00"
    }
]