Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/81267",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0cb45cf6-bbfe-4bfa-a959-9b7bc8eb91e0",
      "cw-7391810c-7803-4a8d-bd6d-220637dbd7ce"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c2c62fb1-403e-4391-b22f-1ec70a59787e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/81267",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7391810c-7803-4a8d-bd6d-220637dbd7ce"
  }
}