Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3490408",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-2e5e3a0a-bd74-4d7c-bedf-cc91fcb6169c",
      "cw-cca8c69b-b9f2-4e23-92f2-bead2b178a15"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-8b7c4332-2fca-4c3c-98b6-ee550df9239d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3490408",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-cca8c69b-b9f2-4e23-92f2-bead2b178a15"
  }
}