'json', 'amount' => 'decimal:2', 'transaction_date' => 'datetime', ]; public function account() { return $this->belongsTo(Account::class, 'account_id'); } public function creator() { return $this->belongsTo(User::class, 'created_by'); } public function updater() { return $this->belongsTo(User::class, 'updated_by'); } }