text: import PKG from './package.json';
  import Block from './src/blockchain/block';
  
  const { name, version , description, author } = PKG;
  
  console.log(`${name} ${version} ${description} ${author}`);
  
  const { genesis } = Block;
  
  const block1 = Block.mine(genesis, 'transact1');
  console.log(block1.toString());
  
  const block2 = Block.mine(block1, 'transact2');
  console.log(block2.toString());