{"shas":[["5a187ec12775ff79cd9be3c240e77c84e98018e3","f24b61c07db100ad031a42598663dd5728690fc6@gmail.com","add chapter 3","HpyHacking"]],"ref":"refs/heads/master","size":1,"head":"5a187ec12775ff79cd9be3c240e77c84e98018e3","push_id":34956352}