Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25635",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-4cb7b584-4c48-40a9-9a3b-9026ce94535a",
      "cw-b0a108f7-3111-4af9-98f3-b3f17f59c82e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-31b95fd0-eaf2-4700-88b6-e290bc2b5cc7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25635",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b0a108f7-3111-4af9-98f3-b3f17f59c82e"
  }
}