Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4040556/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4040556/canvas/DM2.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1e9ee732-6207-4f55-8114-6d4c8d671006",
      "cw-b97bc326-f802-4702-a45d-2cf37792c592"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-27b51718-958a-4d88-b93b-b670aae8500d",
    "manifestId": "https://zenodo.org/api/iiif/record:4040556/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b97bc326-f802-4702-a45d-2cf37792c592",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}