Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3408972",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-06abc7a5-e216-4970-80e4-963aad1e2eb9",
      "cw-6d062e8b-15d7-4989-b9fe-5c5b172e86c9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-991efd08-66d8-4e14-baeb-dfb42732c150",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3408972",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6d062e8b-15d7-4989-b9fe-5c5b172e86c9"
  }
}