Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4234970",
    "isFetching": false
  },
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    "id": "window-ec3c1e59-16c0-4b16-b254-a68961fd196e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4234970",
    "maximized": false,
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    "rotation": null,
    "selectedAnnotations": {},
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}
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