Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4690873/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4690873/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fc2ae123-79bf-47d8-8754-99d4c33081e2",
      "cw-6ab9f0ad-1e3b-4093-8ebd-f435749427bc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-28ecee2d-b2f2-4858-978d-a8647a31afbc",
    "manifestId": "https://zenodo.org/api/iiif/record:4690873/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6ab9f0ad-1e3b-4093-8ebd-f435749427bc",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}