Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5930",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a38dec7c-4164-4b3e-8a6d-01e70df1d50b",
      "cw-e48cb7b4-2f9b-4f13-9d2a-0aa6b20d9eeb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-590957bb-ae5a-46cf-83a5-13a3109e660a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5930",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e48cb7b4-2f9b-4f13-9d2a-0aa6b20d9eeb"
  }
}