Data Dictionary

<!--
  Paxos FIX 4.2 Data Dictionary
  For use with QuickFIX, QuickFIX/J, QuickFIX/n, and compatible FIX engines.

  This dictionary defines ONLY the messages, fields, and values supported by the
  Paxos FIX trading interface. Unsupported standard FIX 4.2 values have been
  removed to enable strict validation.

  Reference: https://docs.paxos.com/guides/crypto-brokerage/fix/reference
-->
<fix major="4" minor="2">
    <header>
        <field name="BeginString" required="Y"/>
        <field name="BodyLength" required="Y"/>
        <field name="MsgType" required="Y"/>
        <field name="SenderCompID" required="Y"/>
        <field name="TargetCompID" required="Y"/>
        <field name="MsgSeqNum" required="Y"/>
        <field name="SendingTime" required="Y"/>
        <field name="PossDupFlag" required="N"/>
        <field name="PossResend" required="N"/>
        <field name="OrigSendingTime" required="N"/>
    </header>

    <trailer>
        <field name="CheckSum" required="Y"/>
    </trailer>

    <messages>
        <!-- ================================================================ -->
        <!-- Session (Admin) Messages                                         -->
        <!-- ================================================================ -->

        <!-- Heartbeat: MsgType 0 -->
        <message name="Heartbeat" msgtype="0" msgcat="admin">
            <field name="TestReqID" required="N"/>
        </message>

        <!-- Test Request: MsgType 1 -->
        <message name="TestRequest" msgtype="1" msgcat="admin">
            <field name="TestReqID" required="Y"/>
        </message>

        <!-- Resend Request: MsgType 2 -->
        <message name="ResendRequest" msgtype="2" msgcat="admin">
            <field name="BeginSeqNo" required="Y"/>
            <field name="EndSeqNo" required="Y"/>
        </message>

        <!-- Reject: MsgType 3 -->
        <message name="Reject" msgtype="3" msgcat="admin">
            <field name="RefSeqNum" required="Y"/>
            <field name="Text" required="N"/>
            <field name="RefTagID" required="N"/>
            <field name="RefMsgType" required="N"/>
            <field name="SessionRejectReason" required="N"/>
        </message>

        <!-- Sequence Reset: MsgType 4 -->
        <message name="SequenceReset" msgtype="4" msgcat="admin">
            <field name="GapFillFlag" required="N"/>
            <field name="NewSeqNo" required="Y"/>
        </message>

        <!-- Logout: MsgType 5 -->
        <message name="Logout" msgtype="5" msgcat="admin">
            <field name="Text" required="N"/>
        </message>

        <!-- Logon: MsgType A -->
        <message name="Logon" msgtype="A" msgcat="admin">
            <field name="EncryptMethod" required="Y"/>
            <field name="HeartBtInt" required="Y"/>
            <field name="ResetSeqNumFlag" required="N"/>
        </message>

        <!-- ================================================================ -->
        <!-- Application Messages                                             -->
        <!-- ================================================================ -->

        <!-- New Order Single: MsgType D -->
        <message name="NewOrderSingle" msgtype="D" msgcat="app">
            <!-- Required -->
            <field name="ClOrdID" required="Y"/>
            <field name="ClientID" required="Y"/>
            <field name="Account" required="Y"/>
            <field name="HandlInst" required="Y"/>
            <field name="Symbol" required="Y"/>
            <field name="SecurityType" required="Y"/>
            <field name="Side" required="Y"/>
            <field name="TransactTime" required="Y"/>
            <field name="OrdType" required="Y"/>
            <!-- Conditional -->
            <field name="Price" required="N"/>
            <field name="OrderQty" required="N"/>
            <field name="CashOrderQty" required="N"/>
            <field name="StopPx" required="N"/>
            <field name="TimeInForce" required="N"/>
            <field name="ExpireTime" required="N"/>
            <field name="ExecInst" required="N"/>
            <!-- Optional / Brokerage -->
            <field name="SelfMatchPreventionID" required="N"/>
            <field name="AllocBrokerAccountID" required="N"/>
            <field name="SenderSubID" required="N"/>
            <field name="FundCommissionOption" required="N"/>
        </message>

        <!-- Execution Report: MsgType 8 -->
        <message name="ExecutionReport" msgtype="8" msgcat="app">
            <!-- Always Present -->
            <field name="OrderID" required="Y"/>
            <field name="ClOrdID" required="Y"/>
            <field name="OrigClOrdID" required="N"/>
            <field name="ExecID" required="Y"/>
            <field name="ExecTransType" required="Y"/>
            <field name="ExecType" required="Y"/>
            <field name="OrdStatus" required="Y"/>
            <field name="Account" required="Y"/>
            <field name="ClientID" required="Y"/>
            <field name="Symbol" required="Y"/>
            <field name="Side" required="Y"/>
            <field name="OrdType" required="N"/>
            <field name="Price" required="N"/>
            <field name="StopPx" required="N"/>
            <field name="OrderQty" required="N"/>
            <field name="CashOrderQty" required="N"/>
            <field name="TimeInForce" required="N"/>
            <field name="ExpireTime" required="N"/>
            <field name="ExecInst" required="N"/>
            <field name="LastShares" required="Y"/>
            <field name="LastPx" required="Y"/>
            <field name="LeavesQty" required="Y"/>
            <field name="CumQty" required="Y"/>
            <field name="AvgPx" required="Y"/>
            <field name="TransactTime" required="Y"/>
            <field name="Text" required="N"/>
            <field name="GrossTradeAmt" required="N"/>
            <!-- Conditional -->
            <field name="Commission" required="N"/>
            <field name="CommType" required="N"/>
            <field name="OrdRejReason" required="N"/>
            <field name="ExecRestatementReason" required="N"/>
            <field name="LiquidityInd" required="N"/>
            <!-- Optional / Brokerage -->
            <field name="SelfMatchPreventionID" required="N"/>
            <field name="AllocBrokerAccountID" required="N"/>
            <field name="SenderSubID" required="N"/>
            <field name="FundCommissionOption" required="N"/>
            <field name="RecipientProfileId" required="N"/>
        </message>

        <!-- Order Cancel Request: MsgType F -->
        <message name="OrderCancelRequest" msgtype="F" msgcat="app">
            <!-- Required -->
            <field name="OrigClOrdID" required="Y"/>
            <field name="ClOrdID" required="Y"/>
            <field name="Account" required="Y"/>
            <field name="ClientID" required="Y"/>
            <field name="Symbol" required="Y"/>
            <field name="SecurityType" required="Y"/>
            <field name="Side" required="Y"/>
            <field name="TransactTime" required="Y"/>
            <!-- Conditional -->
            <field name="OrderQty" required="N"/>
            <field name="CashOrderQty" required="N"/>
        </message>

        <!-- Order Cancel Reject: MsgType 9 -->
        <message name="OrderCancelReject" msgtype="9" msgcat="app">
            <field name="OrderID" required="Y"/>
            <field name="ClOrdID" required="Y"/>
            <field name="OrigClOrdID" required="Y"/>
            <field name="OrdStatus" required="Y"/>
            <field name="Account" required="Y"/>
            <field name="CxlRejResponseTo" required="Y"/>
            <field name="CxlRejReason" required="Y"/>
        </message>

        <!-- Order Status Request: MsgType H -->
        <message name="OrderStatusRequest" msgtype="H" msgcat="app">
            <field name="ClOrdID" required="Y"/>
            <field name="ClientID" required="Y"/>
            <field name="Account" required="Y"/>
            <field name="Symbol" required="Y"/>
            <field name="Side" required="Y"/>
        </message>
    </messages>

    <fields>
        <!-- ================================================================ -->
        <!-- Standard Header / Trailer Fields                                 -->
        <!-- ================================================================ -->
        <field number="8" name="BeginString" type="STRING"/>
        <field number="9" name="BodyLength" type="INT"/>
        <field number="10" name="CheckSum" type="STRING"/>
        <field number="34" name="MsgSeqNum" type="INT"/>
        <field number="35" name="MsgType" type="STRING">
            <value enum="0" description="HEARTBEAT"/>
            <value enum="1" description="TEST_REQUEST"/>
            <value enum="2" description="RESEND_REQUEST"/>
            <value enum="3" description="REJECT"/>
            <value enum="4" description="SEQUENCE_RESET"/>
            <value enum="5" description="LOGOUT"/>
            <value enum="8" description="EXECUTION_REPORT"/>
            <value enum="9" description="ORDER_CANCEL_REJECT"/>
            <value enum="A" description="LOGON"/>
            <value enum="D" description="NEW_ORDER_SINGLE"/>
            <value enum="F" description="ORDER_CANCEL_REQUEST"/>
            <value enum="H" description="ORDER_STATUS_REQUEST"/>
        </field>
        <field number="36" name="NewSeqNo" type="INT"/>
        <field number="43" name="PossDupFlag" type="BOOLEAN"/>
        <field number="49" name="SenderCompID" type="STRING"/>
        <field number="52" name="SendingTime" type="UTCTIMESTAMP"/>
        <field number="56" name="TargetCompID" type="STRING"/>
        <field number="97" name="PossResend" type="BOOLEAN"/>
        <field number="122" name="OrigSendingTime" type="UTCTIMESTAMP"/>

        <!-- ================================================================ -->
        <!-- Session Message Fields                                           -->
        <!-- ================================================================ -->
        <field number="7" name="BeginSeqNo" type="INT"/>
        <field number="16" name="EndSeqNo" type="INT"/>
        <field number="45" name="RefSeqNum" type="INT"/>
        <field number="58" name="Text" type="STRING"/>
        <field number="98" name="EncryptMethod" type="INT">
            <value enum="0" description="NONE"/>
        </field>
        <field number="108" name="HeartBtInt" type="INT"/>
        <field number="112" name="TestReqID" type="STRING"/>
        <field number="123" name="GapFillFlag" type="BOOLEAN"/>
        <field number="141" name="ResetSeqNumFlag" type="BOOLEAN"/>
        <field number="371" name="RefTagID" type="INT"/>
        <field number="372" name="RefMsgType" type="STRING"/>
        <field number="373" name="SessionRejectReason" type="INT">
            <value enum="0" description="INVALID_TAG_NUMBER"/>
            <value enum="1" description="REQUIRED_TAG_MISSING"/>
            <value enum="2" description="TAG_NOT_DEFINED_FOR_THIS_MESSAGE_TYPE"/>
            <value enum="3" description="UNDEFINED_TAG"/>
            <value enum="4" description="TAG_SPECIFIED_WITHOUT_A_VALUE"/>
            <value enum="5" description="VALUE_IS_INCORRECT"/>
            <value enum="6" description="INCORRECT_DATA_FORMAT_FOR_VALUE"/>
            <value enum="7" description="DECRYPTION_PROBLEM"/>
            <value enum="8" description="SIGNATURE_PROBLEM"/>
            <value enum="9" description="COMP_ID_PROBLEM"/>
            <value enum="10" description="SENDING_TIME_ACCURACY_PROBLEM"/>
            <value enum="11" description="INVALID_MSG_TYPE"/>
        </field>

        <!-- ================================================================ -->
        <!-- Order Fields                                                     -->
        <!-- ================================================================ -->
        <field number="1" name="Account" type="STRING"/>
        <field number="6" name="AvgPx" type="PRICE"/>
        <field number="11" name="ClOrdID" type="STRING"/>
        <field number="12" name="Commission" type="AMT"/>
        <field number="13" name="CommType" type="CHAR">
            <value enum="3" description="ABSOLUTE"/>
        </field>
        <field number="14" name="CumQty" type="QTY"/>
        <field number="17" name="ExecID" type="STRING"/>
        <field number="18" name="ExecInst" type="MULTIPLEVALUESTRING">
            <value enum="6" description="PARTICIPATE_DO_NOT_INITIATE"/>
        </field>
        <field number="20" name="ExecTransType" type="CHAR">
            <value enum="0" description="NEW"/>
            <value enum="3" description="STATUS"/>
        </field>
        <field number="21" name="HandlInst" type="CHAR">
            <value enum="1" description="AUTOMATED_EXECUTION_NO_INTERVENTION"/>
        </field>
        <field number="31" name="LastPx" type="PRICE"/>
        <field number="32" name="LastShares" type="QTY"/>
        <field number="37" name="OrderID" type="STRING"/>
        <field number="38" name="OrderQty" type="QTY"/>
        <field number="39" name="OrdStatus" type="CHAR">
            <value enum="0" description="NEW"/>
            <value enum="1" description="PARTIALLY_FILLED"/>
            <value enum="2" description="FILLED"/>
            <value enum="4" description="CANCELED"/>
            <value enum="6" description="PENDING_CANCEL"/>
            <value enum="8" description="REJECTED"/>
            <value enum="A" description="PENDING_NEW"/>
            <value enum="C" description="EXPIRED"/>
        </field>
        <field number="40" name="OrdType" type="CHAR">
            <value enum="1" description="MARKET"/>
            <value enum="2" description="LIMIT"/>
            <value enum="3" description="STOP"/>
            <value enum="4" description="STOP_LIMIT"/>
        </field>
        <field number="41" name="OrigClOrdID" type="STRING"/>
        <field number="44" name="Price" type="PRICE"/>
        <field number="50" name="SenderSubID" type="STRING"/>
        <field number="54" name="Side" type="CHAR">
            <value enum="1" description="BUY"/>
            <value enum="2" description="SELL"/>
        </field>
        <field number="55" name="Symbol" type="STRING"/>
        <field number="59" name="TimeInForce" type="CHAR">
            <value enum="1" description="GOOD_TILL_CANCEL"/>
            <value enum="3" description="IMMEDIATE_OR_CANCEL"/>
            <value enum="4" description="FILL_OR_KILL"/>
            <value enum="6" description="GOOD_TILL_DATE"/>
        </field>
        <field number="60" name="TransactTime" type="UTCTIMESTAMP"/>
        <field number="99" name="StopPx" type="PRICE"/>
        <field number="102" name="CxlRejReason" type="INT">
            <value enum="0" description="TOO_LATE_TO_CANCEL"/>
            <value enum="1" description="UNKNOWN_ORDER"/>
            <value enum="2" description="BROKER_OPTION"/>
            <value enum="3" description="ALREADY_PENDING"/>
            <value enum="99" description="OTHER"/>
        </field>
        <field number="103" name="OrdRejReason" type="INT">
            <value enum="0" description="BROKER_OPTION"/>
            <value enum="1" description="UNKNOWN_SYMBOL"/>
            <value enum="2" description="EXCHANGE_CLOSED"/>
            <value enum="3" description="ORDER_EXCEEDS_LIMIT"/>
            <value enum="5" description="UNKNOWN_ORDER"/>
            <value enum="6" description="DUPLICATE_ORDER"/>
            <value enum="8" description="STALE_ORDER"/>
        </field>
        <field number="109" name="ClientID" type="STRING"/>
        <field number="126" name="ExpireTime" type="UTCTIMESTAMP"/>
        <field number="150" name="ExecType" type="CHAR">
            <value enum="0" description="NEW"/>
            <value enum="1" description="PARTIAL_FILL"/>
            <value enum="2" description="FILL"/>
            <value enum="3" description="DONE_FOR_DAY"/>
            <value enum="4" description="CANCELED"/>
            <value enum="6" description="PENDING_CANCEL"/>
            <value enum="8" description="REJECTED"/>
            <value enum="A" description="PENDING_NEW"/>
            <value enum="C" description="EXPIRED"/>
            <value enum="D" description="RESTATED"/>
        </field>
        <field number="151" name="LeavesQty" type="QTY"/>
        <field number="152" name="CashOrderQty" type="QTY"/>
        <field number="167" name="SecurityType" type="STRING">
            <value enum="FOR" description="FOREIGN_EXCHANGE_CONTRACT"/>
        </field>
        <field number="378" name="ExecRestatementReason" type="INT">
            <value enum="4" description="BROKER_OPTION"/>
        </field>
        <field number="381" name="GrossTradeAmt" type="AMT"/>
        <field number="434" name="CxlRejResponseTo" type="CHAR">
            <value enum="1" description="ORDER_CANCEL_REQUEST"/>
        </field>

        <!-- ================================================================ -->
        <!-- Paxos Custom Fields                                              -->
        <!-- ================================================================ -->
        <field number="2362" name="SelfMatchPreventionID" type="STRING"/>
        <field number="5000" name="RecipientProfileId" type="STRING"/>
        <field number="5047" name="AllocBrokerAccountID" type="STRING"/>
        <field number="5074" name="FundCommissionOption" type="STRING"/>
        <field number="5851" name="LiquidityInd" type="CHAR">
            <value enum="1" description="ADD"/>
            <value enum="2" description="REMOVE"/>
        </field>
    </fields>
</fix>