Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4918807/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4918807/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9ef62c0e-0d6c-4a62-b6ea-69d0bdb99354",
      "cw-ec3b06ff-2e37-42c0-8ff0-f70187161887"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-16e314c5-5c0a-4f28-bff5-217fd8a63976",
    "manifestId": "https://zenodo.org/api/iiif/record:4918807/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ec3b06ff-2e37-42c0-8ff0-f70187161887",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}