Mirador閱覽器

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb00074172/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0da83531-42ea-425f-a8bc-f3351bba91f5",
      "cw-16567a46-6619-45f6-b670-32c4bcf58e60"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9e02176f-99c3-4972-a5d1-53a77f9981f5",
    "manifestId": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb00074172/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": true,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-16567a46-6619-45f6-b670-32c4bcf58e60",
    "thumbnailNavigationPosition": "far-right",
    "allowClose": false,
    "canvasIndex": 0,
    "dfgViewerUrl": null,
    "loadedManifest": "https://api.digitale-sammlungen.de/iiif/presentation/v2/bsb00074172/manifest",
    "shiftBookView": false,
    "switchCanvasOnSearch": false,
    "view": "single"
  }
}