Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/ax0LZea/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ae4ecebb-9aaa-41b3-8b6f-22121a3f3e9d",
      "cw-bd15c613-753b-491f-829c-41a697c259e2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b7dce38b-5335-4a80-a07a-e70838fc83ec",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/ax0LZea/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bd15c613-753b-491f-829c-41a697c259e2"
  }
}