Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4234821",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-deeb351f-5971-4b77-a99f-449f7288fcf1",
      "cw-31b2b406-695a-410f-8d55-b1fd615a174f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4fdeb5b8-9195-4ca4-83eb-09089490ec9c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4234821",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-31b2b406-695a-410f-8d55-b1fd615a174f"
  }
}
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