SecondaryExecID (Tag = 527, Type: String)

Assigned by the party which accepts the order. Can be used to provide the ExecID (17) used by an exchange or executing system.

Used in:

• Execution Report (8)
• Trade Capture Report (AE)
• Trade Capture Report Ack (AR)
• Allocation Report (AS)
• Allocation Instruction (J)

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