Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/8450187",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e75139d1-4e2d-4c73-80f5-f175016b6b57",
      "cw-2a02a8f3-fd9a-4ebf-9432-93933a49d89e"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-cf3e4f37-dd9d-4d1a-9889-eb54575160a4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/8450187",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2a02a8f3-fd9a-4ebf-9432-93933a49d89e"
  }
}