Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/72078",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-baa86ec7-28a1-4bce-ad32-7a8c40a588d6",
      "cw-193480c8-45ea-495f-b7ea-9945470988ef"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-af8db424-8dc4-42ce-85fb-e8624e3f0a3c",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/72078",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-193480c8-45ea-495f-b7ea-9945470988ef"
  }
}