Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/14210",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-e807a04f-8f8f-4413-9857-bb3b7be5bd10",
      "cw-e6013183-3112-43eb-b664-efa4e17e20d4"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7c9b3b48-369b-4d9c-9965-e4702a3f406d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/14210",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e6013183-3112-43eb-b664-efa4e17e20d4"
  }
}