Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/aq0PKdB/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f96f0f3b-cefa-44fc-8d02-573ffc2badd4",
      "cw-dee3b7bf-e641-4c8a-83a3-6b4042ecf01e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e9d26150-d54d-48af-a1a6-777a6bb48797",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/aq0PKdB/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-dee3b7bf-e641-4c8a-83a3-6b4042ecf01e"
  }
}