Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/7Az6xkA/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-115ef761-8272-4f79-8802-cd8587dcfbed",
      "cw-98586f46-2f29-4203-b8f6-4c6255023e86"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4038e597-78ad-4b1c-b507-7ce457471f54",
    "manifestId": "https://dam.iuav.it/iuav/containers/7Az6xkA/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-98586f46-2f29-4203-b8f6-4c6255023e86"
  }
}