Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3468673",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f6290254-4d2e-4216-8685-3bab38ad8a29",
      "cw-243c26d3-83ab-4f2b-b04c-f03807f3e0aa"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-34c3b5f2-445d-4fd3-bf6c-32fb4ec72e85",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3468673",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-243c26d3-83ab-4f2b-b04c-f03807f3e0aa"
  }
}