Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/29914",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-835d8ab3-9b59-458b-80c2-3f7b04e8c75f",
      "cw-06fcacb7-c5f9-4c66-a6e2-296dce3bc8f3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b3cdc87a-6e83-4084-b3f2-9118a6e60296",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/29914",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-06fcacb7-c5f9-4c66-a6e2-296dce3bc8f3"
  }
}
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