Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/50228",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fda217e8-e9fe-4463-8c6d-4a5d882802b1",
      "cw-dd5dcaa5-daf0-47d1-8780-9675c139a475"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4dc8ee0f-d567-472b-bc0d-651e7b665ea7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/50228",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-dd5dcaa5-daf0-47d1-8780-9675c139a475"
  }
}
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