Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4784705",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-0d1ef288-9bb0-4c43-9e0d-3019af89ed3b",
      "cw-c658ea85-731b-4ceb-aec7-31e71e5fcc16"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-15490674-bf09-4a6f-b4ae-f04621f02074",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4784705",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-c658ea85-731b-4ceb-aec7-31e71e5fcc16"
  }
}