Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12665055",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-37af8e29-4d3a-4ab3-8aef-cc90cebf2b66",
      "cw-41f8bc3f-9861-4792-8b26-1fe3a2ca5393"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6fc01226-3421-46f4-b740-1e51d843b056",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12665055",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-41f8bc3f-9861-4792-8b26-1fe3a2ca5393"
  }
}