| Tag | Field Name | XML Name | Data Type | Union Datatype | Description | Added | Depr. | Enums from tag | Valid values |
|---|---|---|---|---|---|---|---|---|---|
| 779 | LastUpdateTime | @LastUpdateTm | UTCTimestamp |
Timestamp of last update to data item (or creation if no updates made since creation). | FIX.4.4 |
|