using MessagePack; using System.Text.Json.Serialization; namespace SVSim.EmulatedEntrypoint.Models.Dtos.Common; /// /// Shared empty response. Used for endpoints whose spec mock is `"data": {}` /// (set_deck_redis, update_order, delete_deck_list, etc.). Includes a sentinel /// nullable field so MessagePack-CSharp emits a string-keyed empty map cleanly. /// [MessagePackObject] public class EmptyResponse { [JsonPropertyName("_")] [Key("_")] public object? Reserved { get; set; } }