# System.Text.Json.Serialization.Metadata

``` diff
 namespace System.Text.Json.Serialization.Metadata {
     public static class JsonMetadataServices {
+        public static JsonConverter<DateOnly> DateOnlyConverter { get; }
+        public static JsonConverter<JsonDocument> JsonDocumentConverter { get; }
+        public static JsonConverter<TimeOnly> TimeOnlyConverter { get; }
+        public static JsonTypeInfo<TCollection> CreateIAsyncEnumerableInfo<TCollection, TElement>(JsonSerializerOptions options, JsonCollectionInfoValues<TCollection> collectionInfo) where TCollection : IAsyncEnumerable<TElement>;
     }
 }
```

