Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/80284",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c89a76fe-cfae-483b-9a43-9cd76729e177",
      "cw-17b610c9-f0a2-46f4-af15-20c28d3ed66f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-348f791a-8d01-41a3-ad03-b90bec615a6e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/80284",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-17b610c9-f0a2-46f4-af15-20c28d3ed66f"
  }
}