Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4006627",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e6811ba1-bb36-4c56-a3fd-ead23fcea3d3",
      "cw-f81cfd42-13f9-4882-aaff-e670fb5b2984"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-676e87c8-9351-4e8a-b1fb-d2b93b7e9097",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4006627",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f81cfd42-13f9-4882-aaff-e670fb5b2984"
  }
}