Field
| ID | 17 |
| Type | int |
| Pedigree | Added FIX.2.7, Updated FIX.3.0 |
Unique identifier of execution message (Will be blank for ExecTransType=3 (Status))
Used in messages:
| ID | 17 |
| Type | int |
| Pedigree | Added FIX.2.7, Updated FIX.3.0 |