syntax = "proto3"; option java_package = "emu.grasscutter.net.proto"; message PingRsp { enum CmdId { option allow_alias = true; ENET_CHANNEL_ID = 0; NONE = 0; CMD_ID = 1; ENET_IS_RELIABLE = 1; } int32 retcode = 1; uint32 seq = 2; uint32 client_time = 3; }