user class extending abstract class

AbstractClass.kt

/**
 * A data model class for User with required fields.
 */
data class User(
    override val id: String = "",
    override val firstName: String = "",
    override val lastName: String = "",
    override val email: String = "",
    override val image: String = "",
    override val mobile: Long = 0,
    override val gender: String = "",
    override val profileCompleted: Int = 0
) : UserAbstract(id,firstName,lastName,email,image,mobile,gender,profileCompleted)

/**
 * A abstract data model class for User with required fields.
 */
abstract class UserAbstract(
    open val id: String,
    open val firstName: String,
    open val lastName: String,
    open val email: String,
    open val image: String,
    open val mobile: Long,
    open val gender: String,
    open val profileCompleted: Int)