Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/581271",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-351a2117-a4f2-43ad-b104-1472911d3052",
      "cw-ce7e288b-cda0-43bd-a7f3-01ed264689bc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1b76797f-bcd9-43c7-85f6-4d64cedfeb9c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/581271",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ce7e288b-cda0-43bd-a7f3-01ed264689bc"
  }
}