Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:278416/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:278416/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9d347a06-76b3-4dc5-98c2-a6b37e4e4014",
      "cw-bdcf76a9-561f-42a5-a2d4-f0b8476d69cf"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-bda90edf-d26e-4623-b46e-a1fe6d91b71a",
    "manifestId": "https://zenodo.org/api/iiif/record:278416/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bdcf76a9-561f-42a5-a2d4-f0b8476d69cf",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}