Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/62576",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b9c69d94-fb49-4bcf-ac9c-6f68934255d4",
      "cw-abc5750d-a582-425d-9ce3-749cad0a47dc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3b1c3142-97ac-40f3-9caf-acf884fb6a7c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/62576",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-abc5750d-a582-425d-9ce3-749cad0a47dc"
  }
}