Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2769682/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2769682/canvas/BR0000012376612.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1b1fad2c-1033-498d-bc7b-670d95a45e36",
      "cw-0f0df9b9-0db2-4eaa-9834-d966f325fbb5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-4b4fb31d-41a0-453c-b371-058d983ab13e",
    "manifestId": "https://zenodo.org/api/iiif/record:2769682/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0f0df9b9-0db2-4eaa-9834-d966f325fbb5",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}