Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/5455713",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-9c0cef61-ad39-4ead-aadc-59463bdc0690",
      "cw-5416b1db-d8e3-4a51-9015-b6754c5b77a7"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b7bc4f40-cdf9-43d6-bddc-86435f0f6622",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/5455713",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5416b1db-d8e3-4a51-9015-b6754c5b77a7"
  }
}