Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam.iuav.it/iuav/containers/2AO37JA/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e9048bf4-e7c1-4895-910b-bbc6c2bdbbec",
      "cw-2d24cff7-e744-49c1-9585-b74a402764d3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7d697851-7b71-49aa-a97f-1138b3288854",
    "manifestId": "https://dam.iuav.it/iuav/containers/2AO37JA/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2d24cff7-e744-49c1-9585-b74a402764d3"
  }
}