Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/w5ppJp5/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-eab1f948-d035-4524-83fb-a0f9e8e56383",
      "cw-909b187a-c271-45b5-8360-1d57a002c170"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9c7584f7-9697-4c18-95d3-a4e566940299",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/w5ppJp5/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-909b187a-c271-45b5-8360-1d57a002c170"
  }
}