System.Text.Json.Serialization.JsonNumberHandlingAttribute
When placed on a type, property, or field, indicates what JsonNumberHandling settings should be used when serializing or deserializing numbers.
namespace System.Text.Json.Serialization
{
public sealed class JsonNumberHandlingAttribute : JsonAttribute
{
public JsonNumberHandling Handling { get; }
public JsonNumberHandlingAttribute(JsonNumberHandling handling);
}
}