Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4450030",
    "isFetching": false
  },
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    "companionAreaOpen": true,
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    "id": "window-b0af7bd7-e232-4b6f-b75e-bffde74ba3f2",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4450030",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a43a7a46-33fe-480c-a6a8-10d575ef9a1d"
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}