Constant CMD_BFF_ORDER_NEW_V2 

pub const CMD_BFF_ORDER_NEW_V2: u16 = 21_092; // 21_092u16

FTFinancialSDK BFF mutation family used by guarded group/algo orders. Ref: FINProtocolCmdDefine.h:10-16; C++ OpenD NNInterCmdConfig.cpp:11961-11979 confirms Broker encrypted-sec wire.