Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-antenati.cultura.gov.it/antenati/containers/wEDQ6VW/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bcdb458d-3a79-4a71-9532-c3cc1ea78db7",
      "cw-30763c56-b3ca-496c-b4bc-b505bc97d629"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "wEDQ6VW",
    "manifestId": "https://dam-antenati.cultura.gov.it/antenati/containers/wEDQ6VW/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-30763c56-b3ca-496c-b4bc-b505bc97d629",
    "imageToolsEnabled": true,
    "imageToolsOpen": true
  }
}