so68116663.cs

using System;
using System.Threading.Tasks;
using Microsoft.Azure.Cosmos.Table;

namespace CosmosDbTableSamples
{
    class Program
    {
        static async Task Main(string[] args)
        {
            string accountName = "account-name";
            string accountKey =
                "account-key";
            string tableUrl = "https://account-name.table.core.windows.net";
            string tableName = "Currency";
            StorageCredentials credentials = new StorageCredentials(accountName, accountKey);
            CloudTableClient tableClient = new CloudTableClient(new Uri(tableUrl), credentials);
            CloudTable table = tableClient.GetTableReference(tableName);
            string date = "2021-06-24";
            string currency = "USD";
            var retrieveOperation = TableOperation.Retrieve<CurrencyEntity>(currency, date);
            var result = await table.ExecuteAsync(retrieveOperation);
            var entity = result.Result as CurrencyEntity;
            Console.WriteLine(entity.Close);//Prints proper value
        }
    }
    
    public class CurrencyEntity : TableEntity
    {
        public CurrencyEntity() { }
        public CurrencyEntity(string currency, string date)
        {
            Currency = currency.ToUpper();
            Date = date;

            PartitionKey = currency.ToUpper();
            RowKey = date;
        }
        public CurrencyEntity(string currency, string date, string close)
        {
            Currency = currency.ToUpper();
            Date = date;
            Close = close;

            PartitionKey = currency.ToUpper();
            RowKey = date;
        }

        public string Currency { get; set; }
        public string Date { get; set; }
        public string Close { get; set; }
    
    }
}