Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4322300",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e3c279e5-1eeb-4f1d-bc6b-47ea31a4046a",
      "cw-3adb8ea0-e854-4039-aa3f-e87b1a217637"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-211218a9-27d3-4aee-80e5-a9b1487aae8f",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4322300",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3adb8ea0-e854-4039-aa3f-e87b1a217637"
  }
}