Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/581900",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a30d7fed-ea3f-4ad7-8854-acbe2901c1e1",
      "cw-09d26ca7-1557-4dd0-b027-08a680158a31"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1c28e4f4-1996-48e5-a1da-4560f7df1ac7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/581900",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-09d26ca7-1557-4dd0-b027-08a680158a31"
  }
}
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