{"push_id":1056922225,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"fc69e8dda583aa681ff7c4612f05f9ded5f546b8","before":"ddbf59f9bc2d7ab4c2a3b868fdfb246f4d94bbc2","commits":[{"sha":"fc69e8dda583aa681ff7c4612f05f9ded5f546b8","author":{"email":"a83220c78d5a063b5bc8ac22ed411137839513dc@duke.edu","name":"peifanliu"},"message":"Delete phase portrait.pdf","distinct":true,"url":"https://api.github.com/repos/xiaoao-duke/Group-Project-2/commits/fc69e8dda583aa681ff7c4612f05f9ded5f546b8"}]}