Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-antenati.cultura.gov.it/antenati/containers/LaxRj3b/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8c74101d-c2a8-4f82-b0f4-937a3134d792",
      "cw-40d76800-fd42-4793-a698-eae37a29b7eb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "LaxRj3b",
    "manifestId": "https://dam-antenati.cultura.gov.it/antenati/containers/LaxRj3b/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-40d76800-fd42-4793-a698-eae37a29b7eb",
    "imageToolsEnabled": true,
    "imageToolsOpen": true
  }
}