Defines message type ALWAYS THIRD FIELD IN MESSAGE. (Always unencrypted)
Note: A "U" as the first character in the MsgType field (i.e. U, U2, etc) indicates that the message format is privately defined between the sender and receiver.
*** Note the use of lower case letters ***
Valid values:
| '0' | Heartbeat |
| '1' | Test Request |
| '2' | Resend Request |
| '3' | Reject |
| '4' | Sequence Reset |
| '5' | Logout |
| '6' | Indication of Interest |
| '7' | Advertisement |
| '8' | Execution Report |
| '9' | Order Cancel Reject |
| 'A' | Logon |
| 'B' | News |
| 'C' | |
| 'D' | New Order - Single |
| 'E' | New Order - List |
| 'F' | Order Cancel Request |
| 'G' | Order Cancel/Replace Request |
| 'H' | Order Status Request |
| 'J' | Allocation Instruction |
| 'K' | List Cancel Request |
| 'L' | List Execute |
| 'M' | List Status Request |
| 'N' | List Status |
| 'P' | Allocation Instruction Ack |
| 'Q' | Don't Know Trade |
| 'R' | Quote Request |
| 'S' | Quote |
| 'T' | Settlement Instructions |
| 'V' | Market Data Request |
| 'W' | Market Data - Snapshot/Full Refresh |
| 'X' | Market Data - Incremental Refresh |
| 'Y' | Market Data Request Reject |
| 'Z' | Quote Cancel |
| 'a' | Quote Status Request |
| 'b' | Mass Quote Acknowledgement |
| 'c' | Security Definition Request |
| 'd' | Security Definition |
| 'e' | Security Status Request |
| 'f' | Security Status |
| 'g' | Trading Session Status Request |
| 'h' | Trading Session Status |
| 'i' | Mass Quote |
| 'j' | Business Message Reject |
| 'k' | Bid Request |
| 'l' | Bid Response |
| 'm' | List Strike Price |
| 'n' | XML message |
| 'o' | Registration Instructions |
| 'p' | Registration Instructions Response |
| 'q' | Order Mass Cancel Request |
| 'r' | Order Mass Cancel Report |
| 's' | New Order - Cross |
| 't' | Cross Order Cancel/Replace Request |
| 'u' | Cross Order Cancel Request |
| 'v' | Security Type Request |
| 'w' | Security Types |
| 'x' | Security List Request |
| 'y' | Security List |
| 'z' | Derivative Security List Request |
| 'AA' | Derivative Security List |
| 'AB' | New Order - Multileg |
| 'AC' | Multileg Order Cancel/Replace |
| 'AD' | Trade Capture Report Request |
| 'AE' | Trade Capture Report |
| 'AF' | Order Mass Status Request |
| 'AG' | Quote Request Reject |
| 'AH' | RFQ Request |
| 'AI' | Quote Status Report |
| 'AJ' | Quote Response |
| 'AK' | Confirmation |
| 'AL' | Position Maintenance Request |
| 'AM' | Position Maintenance Report |
| 'AN' | Request For Positions |
| 'AO' | Request For Positions Ack |
| 'AP' | Position Report |
| 'AQ' | Trade Capture Report Request Ack |
| 'AR' | Trade Capture Report Ack |
| 'AS' | Allocation Report |
| 'AT' | Allocation Report Ack |
| 'AU' | Confirmation Ack |
| 'AV' | Settlement Instruction Request |
| 'AW' | Assignment Report |
| 'AX' | Collateral Request |
| 'AY' | Collateral Assignment |
| 'AZ' | Collateral Response |
| 'BA' | Collateral Report |
| 'BB' | Collateral Inquiry |
| 'BC' | Network Counterparty System Status Request |
| 'BD' | Network Counterparty System Status Response |
| 'BE' | User Request |
| 'BF' | User Response |
| 'BG' | Collateral Inquiry Ack |
| 'BH' | Confirmation Request |
| 'BI' | Trading Session List Request |
| 'BJ' | Trading Session List |
| 'BK' | Security List Update Report |
| 'BL' | Adjusted Position Report |
| 'BM' | Allocation Instruction Alert |
| 'BN' | Execution Acknowledgement |
| 'BO' | Contrary Intention Report |
| 'BP' | Security Definition Update Report |
| 'BQ' | Settlement Obligation Report |
| 'BR' | Derivative Security List Update Report |
| 'BS' | Trading Session List Update Report |
| 'BT' | Market Definition Request |
| 'BU' | Market Definition |
| 'BV' | Market Definition Update Report |
| 'BW' | Application Message Request |
| 'BX' | Application Message Request Ack |
| 'BY' | Application Message Report |
| 'BZ' | Order Mass Action Report |
| 'CA' | Order Mass Action Request |
| 'CB' | User Notification |
| 'CC' | Stream Assignment Request |
| 'CD' | Stream Assignment Report |
| 'CE' | Stream Assignment Report ACK |
| 'CH' | Margin Requirement Inquiry |
| 'CI' | Margin Requirement Inquiry Ack |
| 'CJ' | Margin Requirement Report |
| 'CF' | Party Details List Request |
| 'CG' | Party Details List Report |
| 'CK' | Party Details List Update Report |
| 'CL' | Party Risk Limits Request |
| 'CM' | Party Risk Limits Report |
| 'CN' | SecurityMassStatusRequest |
| 'CO' | SecurityMassStatus |
| 'CQ' | Account Summary Report |
| 'CR' | Party Risk Limits Update Report |
| 'CS' | Party Risk Limits Definition Request |
| 'CT' | Party Risk Limits Definition Request Ack |
| 'CU' | Party Entitlements Request |
| 'CV' | Party Entitlements Report |
| 'CW' | Quote Ack |
| 'CX' | Party Details Definition Request |
| 'CY' | Party Details Definition Request Ack |
| 'CZ' | Party Entitlements Update Report |
| 'DA' | Party Entitlements Definition Request |
| 'DB' | Party Entitlements Definition Request Ack |
| 'DC' | Trade Match Report |
| 'DD' | Trade Match Report Ack |
| 'DE' | Party Risk Limits Report Ack |
| 'DF' | Party Risk Limit Check Request |
| 'DG' | Party Risk Limit Check Request Ack |
| 'DH' | Party Action Request |
| 'DI' | Party Action Report |
| 'DJ' | MassOrder |
| 'DK' | MassOrderAck |
| 'DL' | PositionTransferInstruction |
| 'DM' | PositionTransferInstructionAck |
| 'DN' | PositionTransferReport |
| 'DO' | Market Data Statistics Request |
| 'DP' | Market Data Statistics Report |
| 'DQ' | CollateralReportAck |
| 'DR' | Market Data Report |
| 'DT' | CrossRequestAck |
| 'DU' | AllocationInstructionAlertRequest |
| 'DV' | AllocationInstructionAlertRequestAck |
| 'DW' | TradeAggregationRequest |
| 'DX' | TradeAggregationReport |
| 'DY' | PayManagementReport |
| 'DZ' | PayManagementReportAck |
| 'EA' | PayManagementRequest |
| 'EB' | PayManagementRequestAck |
| 'DS' | CrossRequest |
| 'EC' | SettlementStatusRequest |
| 'ED' | SettlementStatusRequestAck |
| 'EE' | SettlementStatusReport |
| 'EF' | SettlementStatusReportAck |
| 'EG' | SecurityRiskMetricsReport |
| 'EH' | AlgoCertificateRequest |
| 'EI' | AlgoCertificateRequestAck |
| 'EJ' | AlgoCertificateReport |
| 'EK' | AlgoCertificateReportAck |
| 'EL' | TestSuiteDefinitionRequest |
| 'EM' | TestSuiteDefinitionRequestAck |
| 'EN' | TestActionRequest |
| 'EO' | TestActionRequestAck |
| 'EP' | TestActionReport |
| 'EQ' | MarketDataAck |
| 'ER' | SecurityStatusAck |
| 'ES' | TradingSessionStatusAck |
Used in: