[
    {
        "id": 1,
        "from": "client",
        "text": "please stage1",
        "file_url": "",
        "timestamp": "2026-05-13T11:04:55+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "stage 1",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260513_105820_1F0203&f=SOL_20260513_113952_Stage_1_Bosch_EDC17C74_04L906027E.bin",
        "timestamp": "2026-05-13T11:39:52+02:00"
    }
]