sonarqube/server/sonar-webserver-webapi/src/main/resources/org/sonar/server/usergroups/ws/update-example.json

{
  "group": {
    "id": 42,
    "organization": "my-org",
    "name": "new-name",
    "description": "New Description",
    "membersCount": 1,
    "default": false
  }
}