Exposing superclass without backing property

LiveDataExample.kt

import androidx.fragment.app.Fragment
import androidx.fragment.app.viewModels
import androidx.lifecycle.*

interface MyViewModelInterface {
    val liveData: LiveData<String>
}

class MyViewModel:ViewModel(), MyViewModelInterface {
    override val liveData = MutableLiveData<String>()
}

class MyFragment:Fragment() {
    val viewModel:MyViewModelInterface by viewModels<MyViewModel>() 
}