Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/145255",
    "isFetching": false
  },
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    "companionAreaOpen": true,
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    "id": "window-d70fc4a2-4c78-49be-87bb-ef4a289026c3",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/145255",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5f40f8de-1e5f-42f8-b3f3-f61c634f6011"
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}