Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4084400",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-49542f20-3d42-44a9-a91f-00d769ed6b56",
      "cw-086d4b51-a539-4998-bba1-96ce2d56d54c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c053b6ff-d4de-417d-8a1f-b0b33b04a334",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4084400",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-086d4b51-a539-4998-bba1-96ce2d56d54c"
  }
}