Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579926",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-6982352f-df2c-4ef5-9956-73a82797b638",
      "cw-a45659fb-8054-47aa-afee-ec6dc3bd2d9c"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-e693482a-9063-4dd3-81a0-c1f64b93a561",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579926",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-a45659fb-8054-47aa-afee-ec6dc3bd2d9c"
  }
}