{"push_id":543614654,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"6acef1c68117906984e5242080ac6ce70a5e431f","before":"f74bee3d46f92f26771affaecd4d6d4abec77ca2","commits":[{"sha":"6acef1c68117906984e5242080ac6ce70a5e431f","author":{"email":"aaf9fbb3d6c79e12df8418842399e778241f7bb3@teamspace.ca","name":"Mark McKenna"},"message":"Create first-order-logic.md","distinct":true,"url":"https://api.github.com/repos/markmckenna/math-book/commits/6acef1c68117906984e5242080ac6ce70a5e431f"}]}