Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/27986",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0fc93973-c8ed-4dcf-90d5-d0ccf9d057db",
      "cw-bd7509c7-8054-4e18-b864-05e480f3067f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-dc2fe615-f548-4941-94b2-88415f3a136b",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/27986",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bd7509c7-8054-4e18-b864-05e480f3067f"
  }
}