[
    {
        "id": 1,
        "from": "admin",
        "text": "stage 1",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260514_163111_A4B77B&f=SOL_20260514_164110_STAGE_1ORG_4G2907401B_0007.bin",
        "timestamp": "2026-05-14T16:41:10+02:00"
    }
]