Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:4891415/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:4891415/canvas/figure.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1349264a-53ce-4e2d-b4fe-9f6e82ca58cb",
      "cw-98a70d7f-f92c-4981-b2cf-8f824e5bcc1f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-920643aa-009e-48da-8e55-3c75143a5e9d",
    "manifestId": "https://zenodo.org/api/iiif/record:4891415/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-98a70d7f-f92c-4981-b2cf-8f824e5bcc1f",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}