Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/84050",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-407c8a88-1925-4cdf-ba6a-243c422d0386",
      "cw-5257a930-8d76-4130-ad8e-f63601ca1d0d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a43afb70-967d-48c5-8360-82707f76fa60",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/84050",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5257a930-8d76-4130-ad8e-f63601ca1d0d"
  }
}