Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/47380",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-bb2444bd-8b80-4885-be79-7fac6837ff9d",
      "cw-1ebf1cb3-3427-47df-917b-39691c656528"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1bd2aa01-ffbd-4baf-b266-ecda7e3b3771",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/47380",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-1ebf1cb3-3427-47df-917b-39691c656528"
  }
}