Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/dvDMp8A/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a9d02bf8-f53b-4a99-9daf-57ba6b7c8b2f",
      "cw-022b272c-5aae-4013-b432-2612049e58eb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d9fa0994-0034-4c9a-ba4b-63a6057b3e40",
    "manifestId": "https://dam.iuav.it/iuav/containers/dvDMp8A/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-022b272c-5aae-4013-b432-2612049e58eb"
  }
}