diff --git a/pfbudget/common/types.py b/pfbudget/common/types.py
index 0fe3efe..d999009 100644
--- a/pfbudget/common/types.py
+++ b/pfbudget/common/types.py
@@ -6,6 +6,7 @@ from enum import Enum, auto
 
 class Operation(Enum):
     Init = auto()
+    Transactions = auto()
     Parse = auto()
     Download = auto()
     Categorize = auto()
diff --git a/pfbudget/core/manager.py b/pfbudget/core/manager.py
index 227a8f4..9435e90 100644
--- a/pfbudget/core/manager.py
+++ b/pfbudget/core/manager.py
@@ -34,14 +34,23 @@ class Manager:
         self._db = db
         self._verbosity = verbosity
 
-    def action(self, op: Operation, params: list):
+    def action(self, op: Operation, params=None):
         if self._verbosity > 0:
             print(f"op={op}, params={params}")
 
+        if params is None:
+            params = []
+
         match (op):
             case Operation.Init:
                 pass
 
+            case Operation.Transactions:
+                with self.db.session() as session:
+                    transactions = session.get(Transaction)
+                    ret = [t.format for t in transactions]
+                return ret
+
             case Operation.Parse:
                 # Adapter for the parse_data method. Can be refactored.
                 args = {"bank": params[1], "creditcard": params[2], "category": None}