Constant CMD_CRYPTO_FETCH_TRADE_CONFIG 

pub const CMD_CRYPTO_FETCH_TRADE_CONFIG: u16 = 20102; // 20_102u16

Crypto 交易配置查询。Ref: NNBase_Define_ProtoCmd.h:66-81 / NNProto_Trd_CryptoTradeConfig.cpp:14-23.