Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/764479",
    "isFetching": false
  },
  "window": {
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    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-604fcdee-75b4-4164-a300-9f1b0c96fa4b",
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    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a705901d-ed28-486b-813d-955e19b3cdee",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/764479",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-dd937bc1-b5ca-475c-857f-37a2934b7c62"
  }
}
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