<PackageReference Include="NETStandard.Library" Version="2.0.3" />

System.Runtime.Serialization.Json.DataContractJsonSerializerSettings

namespace System.Runtime.Serialization.Json { public class DataContractJsonSerializerSettings { public DateTimeFormat DateTimeFormat { get; set; } public EmitTypeInformation EmitTypeInformation { get; set; } public bool IgnoreExtensionDataObject { get; set; } public IEnumerable<Type> KnownTypes { get; set; } public int MaxItemsInObjectGraph { get; set; } public string RootName { get; set; } public bool SerializeReadOnlyTypes { get; set; } public bool UseSimpleDictionaryFormat { get; set; } public DataContractJsonSerializerSettings(); } }