Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:13234472/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:13234472/canvas/DAN_4_en.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ac34610f-d816-4be8-87e5-0b6f60191ce4",
      "cw-94fb8893-cb73-4ffd-abc1-10bcaa48f3ac"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-d9a6d433-720e-4db6-9379-e7a561877a8c",
    "manifestId": "https://zenodo.org/api/iiif/record:13234472/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-94fb8893-cb73-4ffd-abc1-10bcaa48f3ac",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}