Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4581966/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4581966/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ca5b713b-8745-418a-b2be-4be42b139cc5",
      "cw-97d5a2cd-1c23-45f9-b438-3abffbabda17"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-4bb1b508-7e0c-4a84-ab8a-311b931cd4cb",
    "manifestId": "https://zenodo.org/api/iiif/record:4581966/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-97d5a2cd-1c23-45f9-b438-3abffbabda17",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}