Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/50245",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e39f275c-8638-47e9-9468-ea06c13fb856",
      "cw-d85ee96c-65f7-42ed-bdac-5077415617f1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-8c36cd71-4d7a-4904-8c23-35a34a6d88a4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/50245",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-d85ee96c-65f7-42ed-bdac-5077415617f1"
  }
}