Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579383",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2ae7b0a5-2723-440d-a408-8f6ad6506e2c",
      "cw-3014d64d-7e75-4e28-bb08-0f6ab0a9e844"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-180a2606-0643-421d-a521-ffacc853b237",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579383",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3014d64d-7e75-4e28-bb08-0f6ab0a9e844"
  }
}