Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580859",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1cddf4b6-e505-4fff-8524-12825cfd3914",
      "cw-066b67ee-d82b-4a4c-ae67-fb389ea6137c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-3776a904-3196-4cfb-80ff-c30b78a50355",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580859",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-066b67ee-d82b-4a4c-ae67-fb389ea6137c"
  }
}