Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4240518",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-75d1b427-15ba-406f-b334-f9f27a020688",
      "cw-bb0811fc-26f0-4ba1-b055-7bf9d54cec1f"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-fad84102-5ae5-4ac3-b02f-2278a1b4d9f9",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4240518",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-bb0811fc-26f0-4ba1-b055-7bf9d54cec1f"
  }
}