<PackageReference Include="Microsoft.Net.Http" Version="2.2.28" />
System.Net.Http.Headers.ContentRangeHeaderValue
public long? { get; }
public bool { get; }
public bool { get; }
public long? { get; }
public long? { get; }
public string { get; set; }
public (long from, long to, long length)
public (long length)
public (long from, long to)