Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6155922",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0a65dd40-34cf-48d1-9286-d948a3dc7b95",
      "cw-a7f005fa-9ed6-4fbc-96c4-bcb6834f9998"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-546fc9f1-4134-4abf-9ead-4895eeac495a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6155922",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a7f005fa-9ed6-4fbc-96c4-bcb6834f9998"
  }
}