Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/13426",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2de9a845-fd8b-4e19-b3d8-951a17e93312",
      "cw-b5e20bd1-8574-4d76-8242-0f41dc6a7be0"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-19c883b1-ce3d-4269-857b-272541d6015d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/13426",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b5e20bd1-8574-4d76-8242-0f41dc6a7be0"
  }
}