Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25213",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a3e521f3-db6f-49de-b39f-7c1fb74d647b",
      "cw-43f89843-7c84-47e5-89b4-a5ec20c042fd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-f463e2d8-4237-4785-8e98-0a6f7e64daf8",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25213",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-43f89843-7c84-47e5-89b4-a5ec20c042fd"
  }
}
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