Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-antenati.cultura.gov.it/antenati/containers/0ZWbOXm/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://antenati.cultura.gov.it/ark:/12657/an_ua34986711/wRqkWlz",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5c5aa201-1036-49d4-bf0d-99eca394405a",
      "cw-efd4b848-6ea5-4c15-9509-92b65858c718"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b0e1929d-c95d-482a-ae8c-3edf70637241",
    "manifestId": "https://dam-antenati.cultura.gov.it/antenati/containers/0ZWbOXm/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-efd4b848-6ea5-4c15-9509-92b65858c718",
    "imageToolsEnabled": true,
    "imageToolsOpen": true,
    "visibleCanvases": []
  }
}