Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/3222",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1e1ef5c3-b5f7-4a02-94b7-9d027e29ef0d",
      "cw-e99dcf4b-7421-4a4c-9f1f-fc5af125cf49"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-30a06bf3-bb06-48eb-b3f8-f832c89a323d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/3222",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e99dcf4b-7421-4a4c-9f1f-fc5af125cf49"
  }
}