Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/65278",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b46c88ae-ae34-4ac7-bd75-755e654537dc",
      "cw-f9138772-69d2-4415-a74d-e9b8f005dbbb"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-db24164d-5008-4378-84e5-44aa94a3d602",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/65278",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f9138772-69d2-4415-a74d-e9b8f005dbbb"
  }
}