created_on (string): event timestamp
src_ip (string): source IP address - pseudonymized
src_port (int): source port
dest_ip (string): destination IP address - pseudonymized
dest_port (int): destination port
protocol (int): IP protocol number
lat (float): latitude, determined from IP address
lon (float): longitude, determined from IP address
country_code (string): country code, determined from IP address
ip_packet_len (int): the length of the IP packet
ip_ttl (int): IP time-to-live value
ip_ver (int): IP version
tcp_flags (string): TCP flags of the TCP segment (only in case of the TCP protocol)
tcp_data_len (int): data length of the TCP segment (only in case of the TCP protocol)
tcp_win (int): TCP window size (only in case of the TCP protocol)
udp_len (int): UDP packet length (only in case of the UDP protocol)
