Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/bYxgWla/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-27735a45-dc1e-4f2c-9684-c1ac766e4f7e",
      "cw-a5612415-8158-468f-9262-cf4c009d4c62"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-68d4caf2-d84a-471e-8514-6be8e9518881",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/bYxgWla/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a5612415-8158-468f-9262-cf4c009d4c62"
  }
}