Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:908033/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:908033/canvas/oo_8383.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a0d63dd9-fe93-4adb-a9a3-766033bb4e56",
      "cw-a20af558-b060-4a46-99a6-3be36baa480d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-ef566e8d-f90c-4266-96af-6f8f968a3ab3",
    "manifestId": "https://zenodo.org/api/iiif/record:908033/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a20af558-b060-4a46-99a6-3be36baa480d",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}