This .NET method wraps the ObjectARX method AcDbEntity::moveGripPointsAtSubentPaths.

Public Function MoveGripPointsAt(
    grips As GripDataCollection, 
    offset As Vector3d, 
    bitFlags As MoveGripPointsFlags
) As void

public void MoveGripPointsAt(
    GripDataCollection grips, 
    Vector3d offset, 
    MoveGripPointsFlags bitFlags
);