Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-antenati.cultura.gov.it/antenati/containers/LqzK9KG/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4c07fa68-32fe-439f-802d-d94a0254ce11",
      "cw-aed9607a-87f0-473b-89bc-3d48ae33ea52"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "LqzK9KG",
    "manifestId": "https://dam-antenati.cultura.gov.it/antenati/containers/LqzK9KG/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-aed9607a-87f0-473b-89bc-3d48ae33ea52",
    "imageToolsEnabled": true,
    "imageToolsOpen": true
  }
}