Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/72075",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-8aca43d7-b048-464b-8bcb-06186756050f",
      "cw-e7c1d019-13ac-4ee9-95d1-9316bbbe1eb7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-872fdf23-5eba-481b-ac8b-639c2fe16399",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/72075",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e7c1d019-13ac-4ee9-95d1-9316bbbe1eb7"
  }
}