Mirador viewer

SyntaxError: Unexpected end of JSON input

{
  "manifest": {
    "error": "SyntaxError: Unexpected end of JSON input",
    "id": "https://manifests.collections.yale.edu/ycba/orb/3727758",
    "isFetching": false
  },
  "window": {
    "canvasId": null,
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-83e1736c-e1a8-4630-81c4-396e698c2142",
      "cw-174a37f0-e80e-42b1-8c29-d974b05636fd"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-c85ff8c0-0b6b-421c-b3a8-4f7178686c92",
    "manifestId": "https://manifests.collections.yale.edu/ycba/orb/3727758",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-174a37f0-e80e-42b1-8c29-d974b05636fd"
  }
}