Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/bYxeXoa/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-30acf9f4-c229-4672-97bf-54c891925c31",
      "cw-4464615c-7ea4-4aac-ad9b-55105f58f766"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-453cd49d-3bc4-402a-9d67-46afffc99f08",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/bYxeXoa/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4464615c-7ea4-4aac-ad9b-55105f58f766"
  }
}