pub struct LogEntry {
    pub ip_address: String,
    pub remote_user: String,
    pub timestamp: String,
    pub method: String,
    pub path: String,
    pub protocol: String,
    pub status_code: u32,
    pub response_size: u32,
    pub referer: String,
    pub user_agent: String,
    pub request_time: f64,
}