Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:6455274/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:6455274/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-601420e8-7a25-4aa6-9281-48e65918f102",
      "cw-d27a23ff-4598-40d6-ab7c-192c819b87c4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-76342836-a32e-4043-838a-0f1c62d36020",
    "manifestId": "https://zenodo.org/api/iiif/record:6455274/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d27a23ff-4598-40d6-ab7c-192c819b87c4",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}