Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:5301712/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:5301712/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-dfe4f035-2513-4298-85ae-a0e0de03f0ce",
      "cw-8f848a9c-c4e1-43d9-b36b-f2b3488913a3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-4414354d-f7af-4f59-8d90-d170dc443881",
    "manifestId": "https://zenodo.org/api/iiif/record:5301712/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8f848a9c-c4e1-43d9-b36b-f2b3488913a3",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}