Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/vQnDnwA/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7cc0513b-8a59-4633-b859-3f17e73f0acf",
      "cw-2392367e-66a5-498f-abd3-60fbb97be056"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6ede9803-f683-42ab-b010-c448bc594a9e",
    "manifestId": "https://dam.iuav.it/iuav/containers/vQnDnwA/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2392367e-66a5-498f-abd3-60fbb97be056"
  }
}