Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/AMjKR9e/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7362e13d-6ef5-4492-a0d9-ca351c222d87",
      "cw-b4a48fb9-d676-4afd-8424-3a53c3927350"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-261b205b-b4f2-45c9-a247-3e15767e66ac",
    "manifestId": "https://dam.iuav.it/iuav/containers/AMjKR9e/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b4a48fb9-d676-4afd-8424-3a53c3927350"
  }
}