Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:5454615/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:5454615/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5338e730-a0f7-4ace-965b-d169716e47f7",
      "cw-301cce63-0644-47f2-8d84-ee72d403fcc3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-6bdaa010-ee7e-49e5-80e6-9227b36564d2",
    "manifestId": "https://zenodo.org/api/iiif/record:5454615/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-301cce63-0644-47f2-8d84-ee72d403fcc3",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}