Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/71046",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1869aead-4653-4cf7-93ac-07ed900ae0ee",
      "cw-04535f64-8e07-4ff0-b7cf-30172408f220"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-484138b3-e267-40e0-9db6-1adb9a2db23e",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/71046",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-04535f64-8e07-4ff0-b7cf-30172408f220"
  }
}