Order Modification Placement JSON Packet
{"checkSum":7007,"packetSize":162,"transactionCode":2004,"errorCode":0,"timeStamp":1521526011,"dnaId":105,"memberId":1005}{"securityId":14,"exchangeOrderId":10089,"clientOrderId":88,"dnaId":105,"memberId":1005,"cpMemberId":0,"accountType":1,"clientId":"admin","participantId":"","gtcTime":0,"typeOfOrder":1,"buyOrSell":1,"orderQty":20,"disclosedQty":20,"remOrderQty":10,"remDisclosedQty":0,"orderPrice":1000,"triggerPrice":0,"orderEntryTime":0,"orderTime":0,"totalTradedQty":10,"orderAttribute":16,"uniqueTerminalCode":0,"marketProtectionPercentage":0}

hex => 5f1ba200d40700000000fba4b05a0000000069000000ed0300000e0000006927000000000000580000000000000069000000ed03000000000000010061646d696e0000000000000000000000000000000000000000000000000000000100010014000000140000000a00000000000000e8030000000000000000000000000000000000000000000000000000000000000a0000001000000000000000000000000000

Order Modification Confirmation JSON packet
{"checkSum":7007,"packetSize":162,"transactionCode":2005,"errorCode":0,"timeStamp":1521526004438822000,"dnaId":105,"memberId":1005}{"securityId":14,"exchangeOrderId":10089,"clientOrderId":88,"dnaId":105,"memberId":1005,"cpMemberId":0,"accountType":1,"clientId":"admin","participantId":"","gtcTime":0,"typeOfOrder":1,"buyOrSell":1,"orderQty":30,"disclosedQty":20,"remOrderQty":30,"remDisclosedQty":0,"orderPrice":1000,"triggerPrice":0,"orderEntryTime":1521525958498747000,"orderTime":1521525958500525000,"totalTradedQty":10,"orderAttribute":16,"uniqueTerminalCode":0,"marketProtectionPercentage":0}

hex (header,payload)) => 5f1ba200d50700000000706c18f3d68b1d1569000000ed0300000e0000006927000000000000580000000000000069000000ed03000000000000010061646d696e000000000000000000000000000000000000000000000000000000010001001e000000140000001e00000000000000e80300000000000000000000000000007882da40cc8b1d15c8a3f540cc8b1d150a0000001000000000000000000000000000