Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Path to Alembic File
ALEMBIC_MT_PATHParameter: ALEMBIC_MT_PATH_STATE
ALEMBIC_MT_PATH_STATEParameter: Object Identifier
ALEMBIC_MT_IDENTIFIERParameter: ALEMBIC_MT_IDENT_STATE
ALEMBIC_MT_IDENT_STATEParameter: Use Animation
ALEMBIC_MT_USE_ANIMATIONParameter: Frame
ALEMBIC_MT_ANIMATION_FRAMEParameter: Interpolation
ALEMBIC_MT_INTERPOLATIONParameter: Offset
ALEMBIC_MT_ANIMATION_OFFSETParameter: Mode
ALEMBIC_MT_ANIMATION_MODEParameter: Speed
ALEMBIC_MT_ANIMATION_SPEEDParameter: Reset
ALEMBIC_MT_ANIMATION_RESETParameter: Remapping Curve
ALEMBIC_MT_ANIMATION_CURVEParameter: Update Transform
ALEMBIC_MT_UPDATE_XFORMParameter: Update Geometry
ALEMBIC_MT_UPDATE_GEOMETRYParameter: Visibility
ALEMBIC_MT_USE_VISIBILITYParameter: Color Maps
ALEMBIC_MT_USE_COLORMAPSParameter: Other Attributes
ALEMBIC_MT_USE_OTHERATTR