Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/26529",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9c0acf8d-3e42-45a6-95e8-0bb7031ab329",
      "cw-781a432e-14c9-4879-93ac-d898c3a5cdc5"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7cfd78b5-de7a-406d-b6de-2bc461e38f42",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/26529",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-781a432e-14c9-4879-93ac-d898c3a5cdc5"
  }
}