normal_comment_1: id: 1 changeset_id: 3 created_at: 2007-01-01 00:00:00 author_id: 1 body: 'A comment from a logged-in user' visible: true normal_comment_2: id: 2 changeset_id: 3 created_at: 2007-02-01 00:00:00 author_id: 4 body: 'A comment from another logged-in user' visible: true normal_comment_3: id: 4 changeset_id: 3 created_at: 2007-02-01 00:00:00 author_id: 4 body: 'A comment from another logged-in user' visible: true hidden_comment: id: 3 changeset_id: 3 created_at: 2007-02-01 00:00:00 author_id: 4 body: 'A non-visible comment' visible: false