Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/39541",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-08f454f8-123a-463a-87bf-fff982b5ebf0",
      "cw-ab57e51d-5b37-4481-9b05-5edcfd2147ce"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-9287db3c-0677-4249-93cf-006adc545ac7",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/39541",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-ab57e51d-5b37-4481-9b05-5edcfd2147ce"
  }
}