Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/4024",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8a062f48-a763-4fb8-8752-40a358e960db",
      "cw-fccb2068-b517-4812-a0e7-22f5168d2e72"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-d093432b-2068-47e8-aeae-6af88398859a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/4024",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-fccb2068-b517-4812-a0e7-22f5168d2e72"
  }
}