syntax = "proto3"; option java_package = "com.amazon.proto"; option java_outer_classname = "TrackingEventProtos"; message TrackingEvent { string programid = 1; string checksum = 2; int32 customer_id = 3; string user_agent = 4; string program_name = 5; string customer_name = 6; bool is_valid = 7; string message_id = 8; }