Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/580380",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a701ad13-798a-417b-a6d7-4874e33cfc12",
      "cw-704ba855-7148-4d56-9be0-5a02c6a0e5b3"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-80fae7db-9a4c-4be4-a6c3-d82cadb7d665",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/580380",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-704ba855-7148-4d56-9be0-5a02c6a0e5b3"
  }
}