Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:1474000/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:1474000/canvas/big_236748.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c24fbd88-870a-438a-b8f4-70cb25c32267",
      "cw-1a0665d5-6cfb-4501-b8f9-6e0aa2d8c42f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-790278aa-18e9-402d-a752-bb158d09f516",
    "manifestId": "https://zenodo.org/api/iiif/record:1474000/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1a0665d5-6cfb-4501-b8f9-6e0aa2d8c42f",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}