Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/29410",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-abe353bb-8316-4aee-a225-507ce1b6825e",
      "cw-90f37fe9-f042-419d-84aa-08d2d79db78b"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-5e887e3a-441c-4d5b-a507-886c3c6176ef",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/29410",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-90f37fe9-f042-419d-84aa-08d2d79db78b"
  }
}