Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/8102711",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-c251441a-d69d-4177-a1ac-75a99cc1aa23",
      "cw-012e4396-cfcd-430d-959c-1f64dbf3c9fb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-317001b8-32d0-4ef5-83e3-050eccb309cb",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/8102711",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-012e4396-cfcd-430d-959c-1f64dbf3c9fb"
  }
}