Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/obj/53382",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-73f68d57-c4e5-483c-8c1a-9268f2462719",
      "cw-b3dbceb3-07f9-40b8-b3ca-c055a88462b1"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-738c8971-a6e8-41c2-b068-da92a2f796b3",
    "manifestId": "https://manifests.collections.yale.edu/ycba/obj/53382",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b3dbceb3-07f9-40b8-b3ca-c055a88462b1"
  }
}