conversions(modelOrCollection) {
                modelOrCollection.query('columns', 'posts.*', (qb) => {
                    qb.count('*')
                        .from('k')
                        .with('k', (q) => {
                            q.select('member_id')
                                .from('members_subscription_created_events')
                                .whereRaw('posts.id = members_subscription_created_events.attribution_id')
                                .union(function () {
                                    this.select('member_id')
                                        .from('members_created_events')
                                        .whereRaw('posts.id = members_created_events.attribution_id');
                                });
                        })
                        .as('count__conversions');
                });
            }
Combination of sigups and paid conversions, but unique per member