Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/Ye08qRe/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-728212df-f734-4fd6-ab95-d99c1c57b534",
      "cw-0e7afa0e-8393-4cfd-b750-7f9b13431d0e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b56b35cb-7d6e-4a3f-8e3c-37e997b365c3",
    "manifestId": "https://dam.iuav.it/iuav/containers/Ye08qRe/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0e7afa0e-8393-4cfd-b750-7f9b13431d0e"
  }
}