Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/voY1GRe/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f48c2707-1e1f-489c-81a4-33160d152fae",
      "cw-b2545ead-f8fb-4073-a3b0-85ea7aa13140"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-17aabc79-56a7-432b-9010-117955221f32",
    "manifestId": "https://dam.iuav.it/iuav/containers/voY1GRe/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b2545ead-f8fb-4073-a3b0-85ea7aa13140"
  }
}