Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4086817",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a7d2c700-5d04-43e3-b2ff-d0b7a848e94e",
      "cw-1e8a4c0c-ece6-4742-8662-6f60db5e8c46"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-0d4e3e30-77de-4f40-aa81-6d0a1f7818fc",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4086817",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1e8a4c0c-ece6-4742-8662-6f60db5e8c46"
  }
}