Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/44336",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a0ae426b-0022-4683-868e-f98e38cc98e3",
      "cw-faf0f6af-a1e1-4e83-8a1f-ce76ae2d0fdb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c3d0c8bf-0f8b-4d7d-920c-175fda127edd",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/44336",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-faf0f6af-a1e1-4e83-8a1f-ce76ae2d0fdb"
  }
}