Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3131125",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-f73f8d1f-f183-41e7-98c3-182ef4274e31",
      "cw-b5b48575-98d8-4b9c-acb0-ed84d48bf512"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1a968576-f4d0-4d62-9e4f-486138d91905",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3131125",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b5b48575-98d8-4b9c-acb0-ed84d48bf512"
  }
}