Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/27461",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-aab5dcc8-9a0a-462e-8a60-bc0d308483f0",
      "cw-7e3d79c2-6ea1-47e7-9966-a881aac47220"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-db6559a8-ef2d-4f27-8111-4d53ffa9f876",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/27461",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7e3d79c2-6ea1-47e7-9966-a881aac47220"
  }
}