Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/52883",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f6d6f1c9-c7cc-4c79-8f1c-bf6943673801",
      "cw-645202e7-dd28-4832-9fc6-1ac33b90189d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-faa1ec35-8cd1-4eba-aa27-24b889de46f6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/52883",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-645202e7-dd28-4832-9fc6-1ac33b90189d"
  }
}
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