Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:5271760/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:5271760/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-20b2b56f-5993-4959-b21c-219ba939cc74",
      "cw-7f0b5f31-7a89-4c13-9a1b-e5e3bded2e8e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-c1008424-f805-4a3f-af23-34b12394c4b6",
    "manifestId": "https://zenodo.org/api/iiif/record:5271760/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7f0b5f31-7a89-4c13-9a1b-e5e3bded2e8e",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}