fix: making total_amount optional since it's missing from some

transactions

src/client/pluggy/transactions.rs

@@ -118,7 +118,7 @@ enum AcquirerType {
 struct CreditCardMetadata {
     installment_number: i32,
     total_installments: i32,
-    total_amount: i32,
+    total_amount: Option<i32>,
     #[serde(with = "time::serde::iso8601")]
     purchase_date: OffsetDateTime,
     payee_mcc: Option<String>,