Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/27189",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-68668bd1-db7f-4062-b7d0-0cfa4418144c",
      "cw-0192fa37-4ebb-467e-a000-f646e002f5cd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0d5e77ab-36c6-4a5f-ad14-de120ad4eaff",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/27189",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-0192fa37-4ebb-467e-a000-f646e002f5cd"
  }
}