Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:11925110/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:11925110/canvas/rulegraph_all.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1e2a5f92-ad3a-4007-b340-00a1f5bae7d9",
      "cw-5722bb26-d96f-437d-9bfc-47f02cbb62fd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-180018d8-9e49-4e33-afe3-ba2a6b9f187d",
    "manifestId": "https://zenodo.org/api/iiif/record:11925110/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5722bb26-d96f-437d-9bfc-47f02cbb62fd",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}