Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/14216",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-02262bcf-6f1a-436a-a436-3bf38c7833d2",
      "cw-688af218-6fc3-4882-b4b1-e0fbdec3a16d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9290efce-2fef-4d30-9123-c9405cfa4264",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/14216",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-688af218-6fc3-4882-b4b1-e0fbdec3a16d"
  }
}