Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/207213",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-971fb641-5c46-4fac-8d3c-4e2c5fd17ae1",
      "cw-5a174e50-d96b-4a11-b284-56e3a9143bec"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4b5f3002-7c97-4458-9d29-d7910017ca27",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/207213",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5a174e50-d96b-4a11-b284-56e3a9143bec"
  }
}