Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/58265",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-58bbd0a7-8395-4d6b-b644-14243422521d",
      "cw-8fc7c3ed-0003-45ea-9a30-ff0c37b72f94"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-ac48ae1f-afcf-4641-922c-dd7e38fe27f6",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/58265",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-8fc7c3ed-0003-45ea-9a30-ff0c37b72f94"
  }
}