Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/579849",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-768a67ba-3579-4d03-a35e-06339256e9b1",
      "cw-1d2290fc-898b-419d-9871-a78e86845f10"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-cfa6dd84-ce57-46be-bc43-42d3b5ce166a",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/579849",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1d2290fc-898b-419d-9871-a78e86845f10"
  }
}