[Complexity] Method MerchantAggregateExtensions::GetMerchant has 58 lines of code (limit is 50)

[github-actions]

Codacy ID: 8a464daf55870ac8ac1df0e73569f600

File: TransactionProcessor.Aggregates/MerchantAggregate.cs
Line: 362
Rule: Complexity (Warning)
Commit: 5b8f3e64d731c7b181b225e9d4117fda74faa3ac

Message: Method MerchantAggregateExtensions::GetMerchant has 58 lines of code (limit is 50)

**Code Snippet:**
```csharp
        public static Merchant GetMerchant(this MerchantAggregate aggregate) 
```