Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/578970",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-13db93c1-241a-4c78-ad7e-1b6c142243ec",
      "cw-9536d9f7-41ea-4569-bd7b-704c08717e81"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-efb92371-be51-4c1d-a08e-fcc0935a8b8f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/578970",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9536d9f7-41ea-4569-bd7b-704c08717e81"
  }
}
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