Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3766512",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-5fb7d9a3-6253-4678-a9c6-41ce3d305a60",
      "cw-6de0b6c7-ac6d-465b-bd9d-bf8cbe0fa8a8"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-251aaf2b-b385-4bd3-a661-687bf5daa221",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3766512",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-6de0b6c7-ac6d-465b-bd9d-bf8cbe0fa8a8"
  }
}