curl --request POST \
  --url https://api.cloud.onidel.com/network/firewalls \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "description": "Web servers firewall",
  "team_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'

{
  "firewall_group": {
    "id": "e4d3c2b1-5678-9abc-def0-fedcba098765",
    "description": "Production Firewall",
    "created": "2024-01-15T10:30:00Z",
    "updated": "2024-01-20T14:45:00Z",
    "instance_count": 3,
    "rule_count": 5
  }
}