Specifies the type of trade identifier provided in SideRegulatoryTradeID (1972), within the context of the hierarchy of trade events.
| Code | Meaning |
|---|---|
| 0 | Current |
| 1 | Previous |
| 2 | Block |
| 3 | Related |
| 4 | Cleared block trade |
| 5 | Trading venue transaction identifier |
| 6 | Report tracking number |