Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/14243",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-1ab8fad8-f961-44c4-8fcf-fc276097dc6b",
      "cw-b5720aa8-6819-44db-8be2-e9dad44926e9"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-aa338173-2a2b-4252-825a-5e4098038e55",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/14243",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b5720aa8-6819-44db-8be2-e9dad44926e9"
  }
}