Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/13542",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2008dd00-8c82-4268-b7c1-4a54d6c4a01c",
      "cw-e3b1238e-ab0f-4bbb-9c1d-c4c169e8edff"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-4da85bb8-1de9-461a-9e34-55f3bf500221",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/13542",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e3b1238e-ab0f-4bbb-9c1d-c4c169e8edff"
  }
}