Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/83246",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c26a7704-fe14-4e20-99b6-d94f75774a5f",
      "cw-8c9e6569-3376-424a-ae87-2f1b0d200746"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c57114d7-7ded-4514-9345-6555d7c7e10c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/83246",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8c9e6569-3376-424a-ae87-2f1b0d200746"
  }
}