Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:11925110/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:11925110/canvas/rulegraph_repeat_masking.png",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-40070930-1a8d-4759-ac6a-257462297716",
      "cw-24d1d553-8dd4-4cea-9944-7f05bccc6c07"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-c33f9065-3f5d-4ebf-8d18-1263266ffb57",
    "manifestId": "https://zenodo.org/api/iiif/record:11925110/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-24d1d553-8dd4-4cea-9944-7f05bccc6c07",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}