{"push_id":642206102,"size":1,"distinct_size":1,"ref":"refs/heads/replace_sector_model","head":"53300debc34f4261b5629ae4c46a0c96692a9698","before":"5a2df7b175fe7fc730b6e7d206f0f7601265136e","commits":[{"sha":"53300debc34f4261b5629ae4c46a0c96692a9698","author":{"email":"6518d16a85396e511b329a97b21dda0c9acebabc@digital.cabinet-office.gov.uk","name":"Alex Tomlins"},"message":"Make List require a topic.\n\nIt doesn't make sense to have a list that's not attached to a topic, so\nmake the topic_id NOT NULL, and validate the presence of topic.","distinct":true,"url":"https://api.github.com/repos/alphagov/collections-publisher/commits/53300debc34f4261b5629ae4c46a0c96692a9698"}]}