title: Line:54 What is the purpose two awk statements provided after grep chainID
body: <p>NETWORK_ID=$$(cat $${GENESIS_FILE} | grep chainId | awk -F " " '{print $$2}' | awk -F "," '{print $$1}')</p>
  
  <p><a href="https://github.com/jpmorganchase/quorum-examples/blob/master/docker-compose.yml" rel="nofollow noreferrer">https://github.com/jpmorganchase/quorum-examples/blob/master/docker-compose.yml</a></p>