Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/aGdMQZb/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-19e1d44c-44fc-4101-bd13-08a0a393bbc1",
      "cw-48308df6-237d-4634-8c37-274108a45d55"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-84a5c710-dc75-415d-88b8-01781ec14ad3",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/aGdMQZb/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-48308df6-237d-4634-8c37-274108a45d55"
  }
}