Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/AMjYPDe/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-af6ccf1b-9f3f-40a2-a9cd-91bcb14d3645",
      "cw-2ec00882-88f9-4810-8ac2-5046c772500f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f2b4ed30-ef6b-450a-a988-01fc3cb90379",
    "manifestId": "https://dam.iuav.it/iuav/containers/AMjYPDe/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2ec00882-88f9-4810-8ac2-5046c772500f"
  }
}