Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3477203",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cf84415a-9766-4585-8f96-e16048c24622",
      "cw-83d3d83d-77aa-4666-a208-dbced3ec991b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ce78673d-fb6b-40f0-b886-178935022371",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3477203",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-83d3d83d-77aa-4666-a208-dbced3ec991b"
  }
}