Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4891415/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4891415/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-eb9baea8-8d32-424d-b146-05350debcbb8",
      "cw-b289ea49-204c-4544-8bf1-7eb2a9fd1052"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-1266e675-3800-4f58-b36d-83d506a49182",
    "manifestId": "https://zenodo.org/api/iiif/record:4891415/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b289ea49-204c-4544-8bf1-7eb2a9fd1052",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}