Mirador viewer

SyntaxError: Unexpected end of JSON input
{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4494757",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0fd2250f-f132-4b49-9595-1e26b1343412",
      "cw-add818cd-dc2c-4453-9ead-f1ec64af269b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-bb8d19bd-30ff-439e-9f40-7564b28c9d5d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4494757",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-add818cd-dc2c-4453-9ead-f1ec64af269b"
  }
}
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