Buy Limit Order on Behalf of Third Party

In this example, TRADEBOTDC001, an OMS, has placed a third-party order on behalf of an account identified by AA1AA1AAA1.

Code
RAW
8=FIX.4.4|9=297|35=AE|34=2|49=GEMINI|52=20180425-17:50:34.508|56=TRADEBOTDC001|31=8490.68|32=0.001|55=BTCUSD|60=20180425-17:50:34.506|75=20180425|570=N|571=335278079|552=1|54=1|37=335278077|11=opFrFzIMQksPhSVfvx|453=2|448=TRADEBOTOE001|447=D|452=11|448=AA1AA1AAA1|447=D|452=1|12=0.021226700|13=3|479=USD|58=TAKER|10=028|

HEADER
        8                   BeginString: FIX.4.4
        9                    BodyLength: 297
       34                     MsgSeqNum: 2
       35                       MsgType: TradeCaptureReport (AE)
       49                  SenderCompID: GEMINI
       52                   SendingTime: 20180425-17:50:34.508
       56                  TargetCompID: TRADEBOTDC001
BODY
       31                        LastPx: 8490.68
       32                       LastQty: 0.001
       55                        Symbol: BTCUSD
       60                  TransactTime: 20180425-17:50:34.506
       75                     TradeDate: 20180425
      570            PreviouslyReported: N
      571                 TradeReportID: 335278079
      552                       NoSides: count = 1
       11                       ClOrdID: opFrFzIMQksPhSVfvx
       12                    Commission: 0.021226700
       13                      CommType: ABSOLUTE (3)
       37                       OrderID: 335278077
       54                          Side: BUY (1)
       58                          Text: TAKER
      479                  CommCurrency: USD
      453                    NoPartyIDs: count = 2
      447                 PartyIDSource: PROPRIETARY_CUSTOM_CODE (D)
      448                       PartyID: TRADEBOTOE001
      452                     PartyRole: ORDER_ORIGINATION_TRADER (11)
      ----
      447                 PartyIDSource: PROPRIETARY_CUSTOM_CODE (D)
      448                       PartyID: AA1AA1AAA1
      452                     PartyRole: EXECUTING_FIRM (1)
TRAILER
       10                      CheckSum: 028