curl --request POST \
  --url https://cockroachlabs.cloud/api/v1/clusters/{cluster_id}/sql-users \
  --header 'Authorization: Bearer REPLACE_BEARER_TOKEN' \
  --header 'content-type: application/json' \
  --data '{"name":"example_username","password":"example_password"}'

{
  "name": "<string>"
}

{
  "code": 123,
  "message": "<string>",
  "details": [
    {
      "@type": "<string>"
    }
  ]
}