/// <summary>
        /// This tells the endpoint where to look for AWS credentials.
        /// If not specified, the endpoint defaults to EnvironmentVariables.
        /// </summary>
        /// <param name="transportExtensions"></param>
        /// <param name="credentialSource"></param>
        public static TransportExtensions <SqsTransport> CredentialSource(this TransportExtensions <SqsTransport> transportExtensions, SqsCredentialSource credentialSource)
        {
            transportExtensions.GetSettings().Set(SqsTransportSettingsKeys.CredentialSource, credentialSource);

            return(transportExtensions);
        }
 public static TransportExtensions <SqsTransport> CredentialSource(this TransportExtensions <SqsTransport> transportExtensions, SqsCredentialSource credentialSource)
 {
     throw new NotImplementedException();
 }