SRP Implemented

public class MailChimpReportsOverview
{
  public async Task<ReportOverview> OverviewAsync(string endpoint)
  {
      private FileLogger logger = new FileLogger();
      string content;
      using (var client = new HttpClient())
      {
          try
          {
              Authenticate.ClientAuthentication(client);
              content = await client.GetStringAsync(endpoint).ConfigureAwait(false);
          }
          catch (Exception ex)
          {
              logger.log(ex.ToString());
          }
      }
      return JsonConvert.DeserializeObject<ReportOverview>(content);
  }
}