Le Hash hazae41

## # Create a transaction simulator node on Fly.io
This tutorial explains how to create a transaction simulator node for Network on Fly.io

## ownable.sol
pragma solidity ^0.5.5;

/**
 * @title Ownable
 * @dev The Ownable contract has an owner address, and provides basic authorization control
 * functions, this simplifies the implementation of "user permissions".
 */
contract Ownable {
  address payable private _owner;
	pragma solidity ^0.5.5;

	/**
	* @title Ownable
	* @dev The Ownable contract has an owner address, and provides basic authorization control
	* functions, this simplifies the implementation of "user permissions".
	*/
	contract Ownable {
	address payable private _owner;