Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/11830",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-aef289ed-e14f-43f1-aebf-7f9e376ad036",
      "cw-93380cf5-7ab5-4aef-a35a-95c736870ffc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-12cd0f41-9b4c-4568-8ce7-2b0d8a37c8ce",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/11830",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-93380cf5-7ab5-4aef-a35a-95c736870ffc"
  }
}