{"push_id":946315346,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"5d7bd7d629a5905714d9c0ab30f2174357e8d605","before":"6bef177cd0d4f3c6ea5d745f33dfa9cee484f0b8","commits":[{"sha":"5d7bd7d629a5905714d9c0ab30f2174357e8d605","author":{"email":"9903b2ce6c2710b81062148ac6eff4a6369827ca@gmail.com","name":"Alice"},"message":"markdown","distinct":true,"url":"https://api.github.com/repos/AliceWang77/datasciencecoursera/commits/5d7bd7d629a5905714d9c0ab30f2174357e8d605"}]}