Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4855720",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5f8c7621-14c2-401f-8f52-ad7253f37213",
      "cw-2028717d-2bd0-48cf-8ad3-5d9d677784cd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-2a50f919-642a-4e04-b35b-91c0c35bd676",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4855720",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2028717d-2bd0-48cf-8ad3-5d9d677784cd"
  }
}
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