# Information about a single log # # :id: - log id # :num_logs: - total number of logs # :last_log_num: - id of last log # :time_utc: - UTC timestamp of log (ros::Time(0) if not available) # :size: - size of log in bytes (may be approximate) std_msgs/Header header uint16 id uint16 num_logs uint16 last_log_num builtin_interfaces/Time time_utc uint32 size