namespace System.Runtime.Serialization.Json
{
    public sealed class DataContractJsonSerializer : XmlObjectSerializer
    {
        public DataContractJsonSerializer(Type type, IEnumerable<Type> knownTypes, int maxItemsInObjectGraph, bool ignoreExtensionDataObject, IDataContractSurrogate dataContractSurrogate, bool alwaysEmitTypeInformation);
    }
}