Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12258460",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-41fe6973-4e44-4b76-843e-9aedcd1a7c44",
      "cw-3066ef4f-c43c-49f0-b553-d6281c406cbb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-09675cb9-d599-42e7-8374-7e448f41f4b7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12258460",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3066ef4f-c43c-49f0-b553-d6281c406cbb"
  }
}