Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3952547",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-cbef1ac4-e9d8-4793-9119-6e1431281722",
      "cw-5ea2531e-73c7-440c-a3d0-1cca0fdb9adc"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-6a22bf9f-cb7a-4144-8793-b2b31446d3fb",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3952547",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-5ea2531e-73c7-440c-a3d0-1cca0fdb9adc"
  }
}