Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:254057/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:254057/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7504b17b-6026-4ed0-a62a-77c179380f94",
      "cw-41856a62-5df8-4111-aa8e-68ba92d21678"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-81d7dacd-42d3-43db-bcc3-1360ed74f053",
    "manifestId": "https://zenodo.org/api/iiif/record:254057/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-41856a62-5df8-4111-aa8e-68ba92d21678",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}