code: @Override
      public SendVoiceMessageResult sendVoiceMessage(SendVoiceMessageRequest request) {
          request = beforeClientExecution(request);
          return executeSendVoiceMessage(request);
      }
docs: Create a new voice message and send it to a recipient's phone number.
  
  @param sendVoiceMessageRequest
  SendVoiceMessageRequest
  @return Result of the SendVoiceMessage operation returned by the service.
  @throws TooManyRequestsException
  TooManyRequestsException
  @throws BadRequestException
  BadRequestException
  @throws InternalServiceErrorException
  InternalServiceErrorException
  @sample AmazonPinpointSMSVoice.SendVoiceMessage
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/pinpoint-sms-voice-2018-09-05/SendVoiceMessage"
  target="_top">AWS API Documentation</a>