curl --request POST \
  --url https://api.altostrat.io/radius/realms \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "group_ids": [
    "<string>"
  ]
}
'

{
  "id": "<string>",
  "name": "<string>",
  "description": "<string>",
  "group_ids": [
    "<string>"
  ],
  "proxy_target": "<string>"
}