Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5p0n9y5/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7811c09d-2496-4fd6-9d64-9e9344fc42c7",
      "cw-24c3111a-de25-477b-8f49-056c70fb343c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-deff4cc5-2d72-4150-b9f8-42eb203781a2",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5p0n9y5/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-24c3111a-de25-477b-8f49-056c70fb343c"
  }
}