Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:5271218/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:5271218/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-47f46312-3cb4-447f-baea-c2ea0f7279f2",
      "cw-1330944c-e539-46ce-b92d-72a1052ce2e2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-9a0a38db-6e04-4166-9eb2-44dbdf8189e0",
    "manifestId": "https://zenodo.org/api/iiif/record:5271218/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1330944c-e539-46ce-b92d-72a1052ce2e2",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}