# Microsoft.AspNetCore.Mvc.ModelBinding.Metadata

``` diff
 namespace Microsoft.AspNetCore.Mvc.ModelBinding.Metadata {
+    public sealed class SystemTextJsonValidationMetadataProvider : IDisplayMetadataProvider, IMetadataDetailsProvider, IValidationMetadataProvider {
+        public SystemTextJsonValidationMetadataProvider();
+        public SystemTextJsonValidationMetadataProvider(JsonNamingPolicy namingPolicy);
+        public void CreateDisplayMetadata(DisplayMetadataProviderContext context);
+        public void CreateValidationMetadata(ValidationMetadataProviderContext context);
+    }
     public class ValidationMetadata {
+        public string ValidationModelName { get; set; }
     }
 }
```

