Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579482",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a9cdf43a-591d-475b-9e3e-b3e80afaf661",
      "cw-ec8937b6-dc56-4ea9-bc66-a6cfae0b8dff"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1dad3c1a-0d2a-4b1b-a9ab-304643d15873",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579482",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ec8937b6-dc56-4ea9-bc66-a6cfae0b8dff"
  }
}