Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5NqKGpb/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-102ce36a-26e2-4b57-a1eb-6b4fb96bd3c1",
      "cw-eddbd94f-100d-4ec4-9e4b-26841dee79f2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-09157b82-e788-4c41-9320-3dfef232e908",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5NqKGpb/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-eddbd94f-100d-4ec4-9e4b-26841dee79f2"
  }
}