curl --request GET \
  --url https://api.example.com/cabinet/admin/referral-network/search \
  --header 'Authorization: Bearer <token>'

{
  "users": [
    {
      "id": 123,
      "tg_id": 123,
      "username": "<string>",
      "email": "<string>",
      "display_name": "<string>",
      "is_partner": true,
      "referrer_id": 123,
      "campaign_id": 123,
      "direct_referrals": 123,
      "total_branch_users": 123,
      "branch_revenue_kopeks": 123,
      "personal_revenue_kopeks": 123,
      "personal_spent_kopeks": 123,
      "subscription_name": "<string>",
      "subscription_end": "<string>",
      "registered_at": "<string>"
    }
  ],
  "campaigns": [
    {
      "id": 123,
      "name": "<string>",
      "start_parameter": "<string>",
      "is_active": true,
      "direct_users": 123,
      "total_network_users": 123,
      "total_revenue_kopeks": 123,
      "conversion_rate": 123,
      "avg_check_kopeks": 123,
      "top_referrers": [
        {
          "user_id": 123,
          "username": "<string>",
          "referral_count": 123
        }
      ]
    }
  ]
}