code: @Override
      public PostToConnectionResult postToConnection(PostToConnectionRequest request) {
          request = beforeClientExecution(request);
          return executePostToConnection(request);
      }
docs: <p>
  Sends the provided data to the specified connection.
  </p>
  
  @param postToConnectionRequest
  @return Result of the PostToConnection operation returned by the service.
  @throws GoneException
  The connection with the provided id no longer exists.
  @throws LimitExceededException
  The client is sending more than the allowed number of requests per unit of time.
  @throws PayloadTooLargeException
  The data has exceeded the maximum size allowed.
  @throws ForbiddenException
  The caller is not authorized to invoke this operation.
  @sample AmazonApiGatewayManagementApi.PostToConnection
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/apigatewaymanagementapi-2018-11-29/PostToConnection"
  target="_top">AWS API Documentation</a>