Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:6398265/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:6398265/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-24ec4a5b-81e5-49ab-8c0f-9507c65b458b",
      "cw-223de9aa-f53b-4c55-8249-e0d45d46a762"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-8dd6d5c9-e7bc-4bc2-a79c-0615610fc8c3",
    "manifestId": "https://zenodo.org/api/iiif/record:6398265/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-223de9aa-f53b-4c55-8249-e0d45d46a762",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}