Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:5221473/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:5221473/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b3bde18a-2bb5-47f7-8498-e3e5d0272005",
      "cw-9785ae44-b44a-46b4-92c0-5a70f5ad37db"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-ce9fcf51-4f5d-49f1-8c5a-178ea38d377c",
    "manifestId": "https://zenodo.org/api/iiif/record:5221473/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9785ae44-b44a-46b4-92c0-5a70f5ad37db",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}