Transaction::class, 'user' => User::class]; private ?Transaction $transaction = null; private ?int $transactionId = null; private ?User $user = null; private ?int $userId = null; public function setTransaction(Transaction $transaction): void { $this->transaction = $transaction; } public function setTransactionId(int $transactionId): void { $this->transactionId = $transactionId; } public function setUser(User $user): void { $this->user = $user; } public function setUserId(int $userId): void { $this->userId = $userId; } public function getTransaction(): ?Transaction { return $this->transaction; } public function getTransactionId(): ?int { return $this->transactionId; } public function getUser(): ?User { return $this->user; } public function getUserId(): ?int { return $this->userId; } }