{"push_id":744685600,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"5143a8e6a264fc9c14ab89d5b07b8f320bdd88f0","before":"34167985cd3841244da26e3c46bbff17cc5f1543","commits":[{"sha":"5143a8e6a264fc9c14ab89d5b07b8f320bdd88f0","author":{"email":"26c192824fdfb3d5cc6c73c85a90e9e88eb55bd3@gmail.com","name":"jiabug"},"message":"fuck this problem (flatten binary tree)","distinct":true,"url":"https://api.github.com/repos/carllee1991/practice/commits/5143a8e6a264fc9c14ab89d5b07b8f320bdd88f0"}]}