Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4855231",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7c57eff7-084f-4350-ab00-9c4e40e8834f",
      "cw-dc1b9e88-2be6-4ebf-af38-cb98c002625a"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0a6648b0-cb2c-4107-90c6-f2074e38ce5f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4855231",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-dc1b9e88-2be6-4ebf-af38-cb98c002625a"
  }
}
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