Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/13559",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-538344ec-6294-4166-b62e-30ef228935d7",
      "cw-7e5cdad6-c2d5-4191-99c9-2c2b6c73887a"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b2ed6f36-3cec-433d-81ea-c07d95cb46e3",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/13559",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7e5cdad6-c2d5-4191-99c9-2c2b6c73887a"
  }
}