curl --request GET \
  --url http://localhost:8080/cabinet/admin/users/{user_id}

{
  "id": 123,
  "full_name": "<string>",
  "status": "<string>",
  "language": "<string>",
  "balance_kopeks": 123,
  "balance_rubles": 123,
  "created_at": "2023-11-07T05:31:56Z",
  "referral": {
    "referral_code": "<string>",
    "referrals_count": 0,
    "total_earnings_kopeks": 0,
    "commission_percent": 123,
    "referred_by_id": 123,
    "referred_by_username": "<string>"
  },
  "telegram_id": 123,
  "username": "<string>",
  "first_name": "<string>",
  "last_name": "<string>",
  "email": "<string>",
  "email_verified": false,
  "updated_at": "2023-11-07T05:31:56Z",
  "last_activity": "2023-11-07T05:31:56Z",
  "cabinet_last_login": "2023-11-07T05:31:56Z",
  "subscription": {
    "id": 123,
    "status": "<string>",
    "is_trial": true,
    "start_date": "2023-11-07T05:31:56Z",
    "end_date": "2023-11-07T05:31:56Z",
    "traffic_limit_gb": 0,
    "traffic_used_gb": 0,
    "device_limit": 1,
    "tariff_id": 123,
    "tariff_name": "<string>",
    "autopay_enabled": false,
    "is_active": false,
    "days_remaining": 0,
    "purchased_traffic_gb": 0,
    "traffic_purchases": []
  },
  "promo_group": {
    "id": 123,
    "name": "<string>",
    "is_default": false
  },
  "total_spent_kopeks": 0,
  "purchase_count": 0,
  "used_promocodes": 0,
  "has_had_paid_subscription": false,
  "lifetime_used_traffic_bytes": 0,
  "restriction_topup": false,
  "restriction_subscription": false,
  "restriction_reason": "<string>",
  "promo_offer_discount_percent": 0,
  "promo_offer_discount_source": "<string>",
  "promo_offer_discount_expires_at": "2023-11-07T05:31:56Z",
  "campaign_name": "<string>",
  "campaign_id": 123,
  "recent_transactions": [],
  "remnawave_uuid": "<string>"
}