Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3770444",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-b4dfd11c-5138-44b8-a94f-bc8fb3f5db48",
      "cw-10f70810-c128-4e9c-938a-83979db550da"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-a1ba3464-2705-411c-bdfe-913c3876b038",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3770444",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-10f70810-c128-4e9c-938a-83979db550da"
  }
}