Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579566",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-72a3db43-b8aa-43f0-b191-fa9494970cec",
      "cw-54357fb8-4f06-4839-9d56-65d8e35bb773"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b8ad4e19-215d-4413-9529-7164fa9db4da",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579566",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-54357fb8-4f06-4839-9d56-65d8e35bb773"
  }
}