Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/71075",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-37aedfe1-9c14-4496-a47c-13636d27158f",
      "cw-4bd8b8cf-dff5-499c-905f-78d760e89dee"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-80711719-88df-4c24-94b5-2556c8d65cc6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/71075",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-4bd8b8cf-dff5-499c-905f-78d760e89dee"
  }
}