<PackageReference Include="System.Reactive" Version="5.0.0" />

IQbservableProvider

public interface IQbservableProvider
Defines methods to create and execute queries that are described by an IQbservable object.
using System.Linq.Expressions; using System.Runtime.CompilerServices; namespace System.Reactive.Linq { [System.Runtime.CompilerServices.NullableContext(1)] public interface IQbservableProvider { IQbservable<TResult> CreateQuery<[System.Runtime.CompilerServices.Nullable(2)] TResult>(Expression expression); } }