Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/6819130",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-a37adb26-2b5b-453d-bc59-04bb37b1fbb1",
      "cw-b19f208e-2866-4a36-8034-99b8f4b883a2"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-729cd033-090f-481a-9a1f-92bf990af49d",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/6819130",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-b19f208e-2866-4a36-8034-99b8f4b883a2"
  }
}