[TIMER] transform_orders completed in 0.0001s
{'order_id': 1, 'customer_id': 101, 'amount': 59.99, 'status': 'completed', 'customer_ltv': 59.99, 'spend_tier': 'low'}
{'order_id': 2, 'customer_id': 102, 'amount': 120.0, 'status': 'completed', 'customer_ltv': 165.0, 'spend_tier': 'mid'}
{'order_id': 3, 'customer_id': 101, 'amount': 34.5, 'status': 'refunded', 'customer_ltv': 59.99, 'spend_tier': 'low'}
{'order_id': 4, 'customer_id': 103, 'amount': 89.0, 'status': 'completed', 'customer_ltv': 89.0, 'spend_tier': 'low'}
{'order_id': 5, 'customer_id': 102, 'amount': 45.0, 'status': 'completed', 'customer_ltv': 165.0, 'spend_tier': 'mid'}