Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2756191/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2756191/canvas/BR0000011132905.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ad0cb488-f5dd-47e4-8a9d-aafb0e44508c",
      "cw-1e7691df-ab70-49f8-9a65-6c2d856a2e84"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-a78a60bb-ecc3-4f21-82dc-8b06052d28a1",
    "manifestId": "https://zenodo.org/api/iiif/record:2756191/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1e7691df-ab70-49f8-9a65-6c2d856a2e84",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}