Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://zenodo.org/api/iiif/record:2944547/manifest",
    "isFetching": false
  },
  "viewer": null,
  "window": {
    "canvasId": "https://zenodo.org/api/iiif/record:2944547/canvas/BR0000010778869.jpg",
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9e6c03a0-f861-469a-bde2-b3f9aa062cc9",
      "cw-a916f8db-4883-42db-9374-952911776e44"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": true,
    "id": "window-61db81ee-d281-4447-a9ca-8d2a9ad1b5ae",
    "manifestId": "https://zenodo.org/api/iiif/record:2944547/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a916f8db-4883-42db-9374-952911776e44",
    "thumbnailNavigationPosition": "far-right",
    "visibleCanvases": []
  }
}