Page History
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| Tag | Description | Required | Values | Example | |
|---|---|---|---|---|---|
| 8 | BeginString | Yes | Must be "FIXT.1.1". | FIXT.1.1 | |
| 9 | BodyLength | Yes | Message length, in bytes, forward to the CheckSum field. | 109 | |
| 34 | MsgSeqNum | Yes | 1..n | 1 | |
| 49 | SenderCompID | Yes | Ignored by Whisperer - may be anything descriptive identifying the user | MF-created and assigned MFAPI username | MyUsernameUAT_ClientA_TestUserY |
| 56 | TargetCompID | Yes | <VenueName>.<SessionType> VenueName is MF-defined and provided SessionType: Indicates desired session type for user, bilaterally agreed with MF. One of {Pricing | Orders | RFS | DropCopy} | qa-360t.RFS | |
| 52 | SendingTime | Yes | YYYYMMDD-HH:MM:SS.sssssssss The fractions of seconds may be empty when no fractions of seconds are conveyed (in such a case the period is not conveyed). It may include 3 digits to convey milliseconds, 6 digits to convey microseconds, 9 digits to convey nanoseconds. | 20200812-08:31:06.527 |
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| Tag | Description | Required | Values | Example |
|---|---|---|---|---|
| Standard Header | Yes | |||
| 98 | EncryptMethod | Yes | Must be '0' (Unencrypted) | 0 |
| 108 | HeartBtInt | Yes | Integer between 0-300 inclusive. | 30 |
| 141 | ResetSeqNumFlag | No | If populated, must be 'N' (Do not reset sequence numbers) | N |
| 789 | NextExpectedMsgSeqNum | Yes | Provided by MFAPI Client to support MF message gap checks. If equal to the next-to-be-assigned MF sequence then Whisperer will respond with a LogonResponse message and then proceed with the session as normal. If lower, then Whisperer will respond with a LogonResponse message and immediately (re)send persisted messages or GapFills, in order. On completion, it will proceed with the session as normal. If higher, then Whisperer will respond with a Logout message to abort the session. | 1234 |
| 553 | Username | Yes | MF-created and assigned MFAPI username. This is the same value as the Client SenderCompID. | MyUsernameMyUserName |
| 554 | Password | Yes | MF-created password for user | MyPassword |
| 58 | Text | No | Free-form text string the client may wish to use for support purposes. | Start of Session |
| Standard Trailer | Yes |
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