Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:3516747/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:3516747/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ac3db59f-f80c-4b32-9a41-24ca9887458b",
      "cw-43233fd1-32f4-4bfa-a59f-afba5e5be005"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-d8fd2b40-cc37-4724-9872-6d81dbb58942",
    "manifestId": "https://zenodo.org/api/iiif/record:3516747/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-43233fd1-32f4-4bfa-a59f-afba5e5be005",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}