Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:844804/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:844804/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f0fbb9af-90d8-440d-815e-eb4860939294",
      "cw-8a0851b5-4c76-4dda-8268-d659b5911a71"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-e40d0042-ce27-4fff-a1dc-14f2d84ae5b6",
    "manifestId": "https://zenodo.org/api/iiif/record:844804/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8a0851b5-4c76-4dda-8268-d659b5911a71",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}