Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3376999",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6daa0197-2baa-4b3b-a0b7-a289b7052826",
      "cw-27d02476-2b6f-447b-bdae-a72d584fe8f9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d2bc3d78-f866-4bef-91a6-78400e1298a6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3376999",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-27d02476-2b6f-447b-bdae-a72d584fe8f9"
  }
}