Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6479255",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8fa2b5c8-62a8-4007-8079-defcb37456fe",
      "cw-fbd41b61-6a9b-4e3e-961b-489c9230bb52"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-049a57a0-642b-4890-8c1c-4f3bec1b4ce2",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6479255",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-fbd41b61-6a9b-4e3e-961b-489c9230bb52"
  }
}