Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4183428",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-ec4b039d-6cf5-4d03-8846-17e295ea6284",
      "cw-3f79f0fa-9978-4d4f-a0d1-2f1a06349782"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-7f217daa-10ce-4d98-ba7e-2feb070bcdc5",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4183428",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-3f79f0fa-9978-4d4f-a0d1-2f1a06349782"
  }
}