Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/19525",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cfc3d4b9-d70e-4c3d-a72b-61efdadf8e09",
      "cw-43f4f473-e1b7-4fb5-920d-65f4bbf1767c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a524c8b6-dd1b-4d23-9f2d-2b49819af7b2",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/19525",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-43f4f473-e1b7-4fb5-920d-65f4bbf1767c"
  }
}
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