Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/4194677",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-36c02c44-355c-433d-acf8-7edf66613aae",
      "cw-2d4baea3-d04c-4ed3-a81b-efc620b65091"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-b7c47a2b-ebf5-44f5-9bd5-a264b9c2b8da",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/4194677",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-2d4baea3-d04c-4ed3-a81b-efc620b65091"
  }
}