Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4536269",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-18f81f24-7e04-451c-ab84-9763a58d2a5a",
      "cw-2bd2e834-90d0-4a4d-9774-eef77349ed8b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9e75a6a1-32ae-4169-b3b7-c256d4a1ea3d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4536269",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2bd2e834-90d0-4a4d-9774-eef77349ed8b"
  }
}