Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12175900",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-22d81de9-592a-4fac-b22b-6450f7354e78",
      "cw-74396fb4-73c5-46ea-9e1e-3b8e6d16867c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7487926e-7227-437e-b1ea-647a6f7e7bd1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12175900",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-74396fb4-73c5-46ea-9e1e-3b8e6d16867c"
  }
}
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