Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3739681",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-7118b92c-c28f-4e34-a158-194d3dcecd92",
      "cw-7fccae8a-c1b7-4b5c-ace5-41d1db5cd463"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-1a407859-75bd-41c5-9065-6ccde3b7ad49",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3739681",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-7fccae8a-c1b7-4b5c-ace5-41d1db5cd463"
  }
}