Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579013",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-3acaa3d6-4984-4bc7-8895-35aadb55488d",
      "cw-f41a838c-afbd-4f9f-8a5f-245b09241cb9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-174f3cf0-cb13-4544-aa41-e8a98e2a8fdf",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579013",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f41a838c-afbd-4f9f-8a5f-245b09241cb9"
  }
}