| Field | Key | Data Element | Type | Offset | Leng | Decimals | Check Table | Text |
|---|---|---|---|---|---|---|---|---|
| ID | X | HIER_GUID | CHAR | 0 | 32 | 0 | Unique ID - 32 characters | |
| EXTENSION | X | HIER_NAMES | CHAR | 32 | 15 | 0 | Structure enhancement ID | |
| SEQUENCE | HIER_COUNT | INT1 | 47 | 3 | 0 | Counter | ||
| ORDER_NO | HIER_EXT_ORD | CHAR | 48 | 1 | 0 | Enhancement Status Number |