Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:3488154/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:3488154/canvas/big_326945.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-77dc206c-d741-4e73-a94f-d752829eaa38",
      "cw-67ae5f1a-c802-482c-839c-2407fc7883c9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-ff0961b7-862f-4b4b-b279-8828099a660f",
    "manifestId": "https://zenodo.org/api/iiif/record:3488154/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-67ae5f1a-c802-482c-839c-2407fc7883c9",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}