Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b071-f03/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fdc37e5b-17a1-486b-862a-8091540a7a1c",
      "cw-e585928c-e490-4e1c-95aa-ee7191800118"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3f52fe04-d25c-4544-a8a4-46e3edca0fe2",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b071-f03/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e585928c-e490-4e1c-95aa-ee7191800118",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b071-f03/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}