| Parameter | Reference | Type | Length | Default | Optional | Text |
|---|---|---|---|---|---|---|
| FAVORITE_TYPE | CHAR1 | C | 1 | SPACE | X | Single-Character Flag |
| INSERT_ON_TOP_OF_LIST | CHAR1 | C | 1 | SPACE | X | Single-Character Flag |
| TREE_ID | HIER_TREEG | C | 32 | GUID for Structure | ||
| USERNAME | UNAME | C | 12 | SY-UNAME | X | User Name |