package Ġorg . step ik . android . presentation . course _ purchase . model Ċ Ċ sealed Ġclass ĠCourse Purchase Data Result Ġ{ ĊĠĠĠ Ġobject ĠEmpty Ġ: ĠCourse Purchase Data Result () ĊĠĠĠ Ġobject ĠNot Available Ġ: ĠCourse Purchase Data Result () ĊĠĠĠ Ġdata Ġclass ĠResult ( val Ġcourse Purchase Data : ĠCourse Purchase Data ) Ġ: ĠCourse Purchase Data Result () Ċ } Ċ