Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/12608646",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b06d3e7b-1802-472a-9076-55fe1c586df2",
      "cw-3395acf6-fa18-4157-b975-921bf55458ab"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-75068dc1-13ff-4cb1-b445-60052bb13a69",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/12608646",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3395acf6-fa18-4157-b975-921bf55458ab"
  }
}