Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5Rrloq5/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1d3bc7e6-cb62-4eb2-ac84-a0950d1d56c3",
      "cw-1452b9f8-1318-4f50-b0b8-fd89aa3fdf6c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1597248b-c28f-4bef-9921-6252b6197c55",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5Rrloq5/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1452b9f8-1318-4f50-b0b8-fd89aa3fdf6c"
  }
}