[{"id": "1", "code": "WELCOME", "discount_percent": "10", "discount_fixed": "0.00", "usages_left": "None", "expires_at": "None", "is_active": "True"},{"id": "2", "code": "BIG500", "discount_percent": "0", "discount_fixed": "500.00", "usages_left": "None", "expires_at": "None", "is_active": "True"},{"id": "3", "code": "VIP20", "discount_percent": "20", "discount_fixed": "0.00", "usages_left": "50", "expires_at": "None", "is_active": "True"}]