from datetime import datetime, timezone from app.extensions import db class RACCheck(Base): __tablename__ = "rac_checks" id = Column(UUID(as_uuid=True), primary_key=True, default=uuid4) transaction_id = Column(UUID, ForeignKey('transactions.id'), nullable=False) customer_id = Column(String, nullable=False) account_id = Column(String, nullable=False) rac_response = Column(JSON, nullable=False) created_at = Column(DateTime, default=datetime.utcnow)