{
  "roles": {
    "vip": {
      "priority": 100,
      "allowed_models": ["qwen3:32b", "qwen3:0.6b"],
      "max_context_length": 32768,
      "rate_limit": { "requests": 60, "window": "1m" }
    },
    "regular": {
      "priority": 10,
      "allowed_models": ["qwen3:0.6b"],
      "max_context_length": 8192,
      "rate_limit": { "requests": 20, "window": "1m" }
    }
  },
  "users": {
    "key-abc123": { "name": "Иванов", "role": "vip", "enabled": true },
    "key-xyz789": { "name": "Петров", "role": "regular", "enabled": true }
  }
}