{"ref":"refs/heads/master","push_id":54955880,"commits":[{"sha":"b5aa062b6fe233c86fc28a4157a0e5864c1608c4","author":{"email":"470bc578162732ac7f9d387d34c4af4ca6e1b6f7@newtypecentral.com","name":"Ken Lee"},"url":"https://api.github.com/repos/wewert/learnrubythehardway/commits/b5aa062b6fe233c86fc28a4157a0e5864c1608c4","message":"exercise 11 through 15"}],"head":"b5aa062b6fe233c86fc28a4157a0e5864c1608c4","size":1}