Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/68610",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-821dbe45-c772-48a8-beaf-bb33f9500c91",
      "cw-1fd2fa43-f3e1-410e-94dd-e04f1d2feeef"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-554e9568-16e7-4dfb-8634-59aaf57b8686",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/68610",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1fd2fa43-f3e1-410e-94dd-e04f1d2feeef"
  }
}
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