Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2942454/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2942454/canvas/BR0000011650188.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b1ec78f2-5d42-4a94-9e66-a23e71b9b2a8",
      "cw-831c994a-87dc-4290-8482-f83fcd7acc24"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-8bb71dd4-5804-4815-8d31-41a0a02b0dd2",
    "manifestId": "https://zenodo.org/api/iiif/record:2942454/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-831c994a-87dc-4290-8482-f83fcd7acc24",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}