Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4691861/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4691861/canvas/oo_508103.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fd5aabce-cee6-45c3-9623-44f9864a42d6",
      "cw-8641e355-5e7b-43a6-b3ea-0bbfed10a3a2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-50ac9957-81db-434f-baa1-78d4d19a30b9",
    "manifestId": "https://zenodo.org/api/iiif/record:4691861/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8641e355-5e7b-43a6-b3ea-0bbfed10a3a2",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}