Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5243459",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-02fcbf6a-64e7-4b47-82e4-fcb5170f9e88",
      "cw-1f76c173-7124-468f-b19d-20ef873e163e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0d4f6f0c-1abd-482d-b0cb-4038191dd7a9",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5243459",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1f76c173-7124-468f-b19d-20ef873e163e"
  }
}