Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/156244",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5fd01c75-21fe-46d1-8f84-527ef2f46301",
      "cw-9cf5174d-005d-48c2-9e79-a86c6bd0fd42"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-332f15e7-2a7e-4cf9-973c-128b7a8a8cc1",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/156244",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-9cf5174d-005d-48c2-9e79-a86c6bd0fd42"
  }
}