Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/67364",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-863d4e8f-49b8-4d88-937d-2d1c29e9ee1a",
      "cw-8c57f1be-07c9-4be7-87b6-56ca0c3eb04d"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4b2ef6b8-1aae-47c9-86c7-3c50af65125e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/67364",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8c57f1be-07c9-4be7-87b6-56ca0c3eb04d"
  }
}