Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://iiif.archive.org/iiif/naeb-b101-f02-52/manifest.json",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4ae073ad-1ab8-4f66-8b7a-125119cd42f2",
      "cw-b6746541-7705-4f1b-aa83-1e89037965b7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-56afbe3d-66c1-4054-8a2c-844d6586912c",
    "manifestId": "https://iiif.archive.org/iiif/naeb-b101-f02-52/manifest.json",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b6746541-7705-4f1b-aa83-1e89037965b7",
    "thumbnailNavigationPosition": "off",
    "loadedManifest": "https://iiif.archive.org/iiif/naeb-b101-f02-52/manifest.json",
    "view": "single",
    "canvasIndex": 0
  }
}