Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/ax3QjEB/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-90b27076-aacb-4201-8578-eeac3ce2b455",
      "cw-d7955c56-f718-4f2c-aa16-e2639faa7c20"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-8852ad36-0a2b-4619-b607-1defefdde3c5",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/ax3QjEB/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d7955c56-f718-4f2c-aa16-e2639faa7c20"
  }
}