[
    {
        "id": 1,
        "from": "client",
        "text": "Merci d'avance",
        "file_url": "",
        "timestamp": "2026-05-17T13:40:03+02:00"
    },
    {
        "id": 2,
        "from": "admin",
        "text": "stage 1",
        "file_url": "https:\/\/1clicktune.com\/download.php?t=T20260517_134003_8C33B9&f=SOL_20260517_135402_Stage_1__ORG_OBD_UDS_04L906026ET_-_EDC17C74.bin",
        "timestamp": "2026-05-17T13:54:02+02:00"
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]