Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-antenati.cultura.gov.it/antenati/containers/w1YWdyp/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-054fc4a3-6379-4927-a665-8ea22e75a918",
      "cw-7293b9d0-89d9-4647-8698-763549315aa0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "w1YWdyp",
    "manifestId": "https://dam-antenati.cultura.gov.it/antenati/containers/w1YWdyp/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7293b9d0-89d9-4647-8698-763549315aa0",
    "imageToolsEnabled": true,
    "imageToolsOpen": true
  }
}