Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3631472",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-df1c76f1-72c7-4291-89ae-60cd58d742f3",
      "cw-2184cb41-ba1f-4a3e-91f9-5c84c89344af"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-31e96877-e853-4eed-98ca-ddd1ea9e7f85",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3631472",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2184cb41-ba1f-4a3e-91f9-5c84c89344af"
  }
}