Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/581545",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-439a6ce3-0170-4d67-bb0b-abe8455cad56",
      "cw-03d400df-bf8e-4221-9745-df5ae6b3ca72"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-63595eea-7661-489d-8719-21fd4b449bfc",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/581545",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-03d400df-bf8e-4221-9745-df5ae6b3ca72"
  }
}