Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2785419/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2785419/canvas/BR0000011691938.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6d0d6048-a160-428a-8b44-93d9e75785a9",
      "cw-3bea5258-5b43-47e3-a7bf-b1300b790595"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-14b1d59a-1240-4a4b-98b5-d071eaa0c81d",
    "manifestId": "https://zenodo.org/api/iiif/record:2785419/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3bea5258-5b43-47e3-a7bf-b1300b790595",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}