Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6518592",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c668c9da-66b1-4c81-89e2-af91aba5494b",
      "cw-cee9c786-be10-4234-a9af-fe748544c6f8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-658cf418-099f-4841-a363-714471678fc4",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6518592",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cee9c786-be10-4234-a9af-fe748544c6f8"
  }
}