{"push_id":1111836514,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"8de49301e00029bf6dd45a811ec5d4f001d73bc4","before":"9f19a4f97320f7766ab20623762e60d4b292b3cf","commits":[{"sha":"8de49301e00029bf6dd45a811ec5d4f001d73bc4","author":{"email":"b8548a85ea05a8c5e418519361a7b75a16b86f9e@gmail.com","name":"zengge95"},"message":"add a exercise","distinct":true,"url":"https://api.github.com/repos/zengge95/javalearning/commits/8de49301e00029bf6dd45a811ec5d4f001d73bc4"}]}