JsonRpc/JsonRPC/Protocol/JsonRPCRequest.cs

using System.Text.Json.Serialization;

namespace JsonRPC.Protocol
{
    [Serializable]
    public class JsonRPCRequest
    {
        [JsonPropertyName("method")]
        public string Method { get; private set; }

        [JsonPropertyName("params")]
        public List<object> Params { get; private set; } = new();

        [JsonPropertyName("id")]
        public int Id { get; private set; }

        [JsonPropertyName("jsonrpc")]
        public EJsonRPCVersion Version => EJsonRPCVersion.Version2;

        public JsonRPCRequest(string method, int id)
        {
            if (string.IsNullOrEmpty(method))
            {
                throw new ArgumentNullException(method);
            }

            this.Method = method;
            this.Id = id;
        }

        public JsonRPCRequest AddParam(object param)
        {
            this.Params.Add(param); 
            return this;
        }

    }
}