Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/25988",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5c791ece-cd36-488f-bf70-2a57f0546512",
      "cw-2869de88-bc35-4beb-acbb-5926235f8433"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a8a86d7d-9a29-4f7a-a9d0-ddb2ec1581bf",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/25988",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2869de88-bc35-4beb-acbb-5926235f8433"
  }
}