C# MySQL ADO.Net Dapper query dynamic IDictionary<string,object>

using MySql.Data.MySqlClient;
using Dapper;

static void MySqlDapperDemo()
        {
            string connString = "Server=localhost;Port=3306;Database=firstSchema;Uid=UserName;Pwd=UserPwd;";
            using (MySqlConnection conn = new MySqlConnection(connString))
            {
                conn.Open();
                string querySQL = "select * from firstSchema.MyTB order by age;";
                var queryResult = conn.Query<dynamic>(querySQL).ToList();
                int queryCount = queryResult.Count();
                foreach(var query in queryResult)
                {
                    var tempResult=query as IDictionary<string,object>;
                    var keys = tempResult.Keys.ToList();
                    var values = tempResult.Values.ToList(); 
                    for(int i=0;i<keys.Count;i++)
                    {
                        string rowResult = $"{keys[i]}:{values[i].ToString()},\t";
                        Console.Write(rowResult);
                    }
                    Console.WriteLine();
                }
            }  
        }