packagemainimport("fmt""github.com/hyperledger/fabric/core/chaincode/shim"pb"github.com/hyperledger/fabric/protos/peer")varmatchLogger=shim.NewLogger("Helper")typePlaceHolderstruct{ValAstring`json:"ValA"`ValBstring`json:"ValB"`Matchbool`json:"Match"`}typeAgreementstruct{TradeNumberPlaceHolder`js