[
    {
        "id": 1,
        "from": "client",
        "text": "Hi! can do stage 1 ?",
        "file_url": "",
        "timestamp": "2026-05-05T16:40:48+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "stage 1",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260505_164048_F53092&f=SOL_20260506_084012_Stage_1_offset_ORG_mb_bosch_edc17cp57_obd_maps_wdc2539091f287899_20260501111254.bin",
        "timestamp": "2026-05-06T08:40:12+02:00"
    }
]