Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2763405/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2763405/canvas/BR0000012030774.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-88dd6312-5d2c-40b0-8da2-6b541aa20c80",
      "cw-5ed0aa63-8275-4f5c-afda-15fb9311fc26"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-c1ed2478-96e8-45da-825c-1c836963345d",
    "manifestId": "https://zenodo.org/api/iiif/record:2763405/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5ed0aa63-8275-4f5c-afda-15fb9311fc26",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}