Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6603785",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9db721f6-2e06-4901-ab6a-0b55d92d4d48",
      "cw-f083d1dd-a891-4291-ad4a-3a6b50df3a78"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-96378e63-aeea-48c9-acb4-291d497c79ee",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6603785",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-f083d1dd-a891-4291-ad4a-3a6b50df3a78"
  }
}