{"push_id":959545304,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"574f407fd0a7dde5c73987604ea8b0cfaa2e6fea","before":"2e71863e83e276a811235f0434b09b3758592452","commits":[{"sha":"574f407fd0a7dde5c73987604ea8b0cfaa2e6fea","author":{"email":"ff0c1253e082160e3c859eb7a3519f31258af04b@gmail.com","name":"weilunzhao"},"message":"delete all test","distinct":true,"url":"https://api.github.com/repos/zwl19920410/CS550/commits/574f407fd0a7dde5c73987604ea8b0cfaa2e6fea"}]}