Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6667880",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-d307425b-38ad-4596-99c0-6bf6679dfb4f",
      "cw-40f76bc1-82e2-4d82-bde4-f1fb4692ee0d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1dd6c9e0-4c9a-4531-8755-9c158692449e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6667880",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-40f76bc1-82e2-4d82-bde4-f1fb4692ee0d"
  }
}
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