Dependencies for with usecase vs without usecase

Dependencies.kt

// A wrapper for handling failing requests
sealed class Result<T> {

    data class Success<T>(val value: T) : Result<T>()

    data class Failure<T>(val throwable: Throwable) : Result<T>()

}

// The models (simplified)
data class User(val id: String)
data class Transaction(val id: String, val amount: Float)

// The repository for the transactions
interface TransactionRepository {
    fun getUserTransactions(user: User): Single<Result<List<Transaction>>>
}

// The repository for the user
interface UserRepository {
    fun getUser(): Result<User>
}