Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:3954549/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:3954549/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-79a1a225-30ac-4e7c-be17-95d73793ba88",
      "cw-8e3c04a1-bc23-41fa-b0e4-833cee783ca0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-34cc9577-f592-4bbf-b7b2-b4898c9493d6",
    "manifestId": "https://zenodo.org/api/iiif/record:3954549/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8e3c04a1-bc23-41fa-b0e4-833cee783ca0",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}