diff --git a/pms_api_rest/datamodels/pms_transaction.py b/pms_api_rest/datamodels/pms_transaction.py
index 529548933..3d9da640d 100644
--- a/pms_api_rest/datamodels/pms_transaction.py
+++ b/pms_api_rest/datamodels/pms_transaction.py
@@ -40,3 +40,4 @@ class PmsTransactionInfo(Datamodel):
     transactionType = fields.String(required=False, allow_none=True)
     # REVIEW: Fields to avoid?:
     partnerName = fields.String(required=False, allow_none=True)
+    isReconcilied = fields.Boolean(required=False, allow_none=True)
diff --git a/pms_api_rest/services/pms_transaction_service.py b/pms_api_rest/services/pms_transaction_service.py
index 642901a5a..b75d74561 100644
--- a/pms_api_rest/services/pms_transaction_service.py
+++ b/pms_api_rest/services/pms_transaction_service.py
@@ -179,6 +179,8 @@ class PmsTransactionService(Component):
                     if transaction.create_uid
                     else None,
                     transactionType=transaction.pms_api_transaction_type or None,
+                    # TODO: calculate correctly this field
+                    isReconcilied=True,
                 )
             )
         return PmsTransactionResults(
@@ -296,7 +298,7 @@ class PmsTransactionService(Component):
         input_param=Datamodel("pms.transaction.info", is_list=False),
         auth="jwt_api_pms",
     )
-    def update_transaction(self, transaction_id):
+    def update_transaction(self, transaction_id, pms_transaction_info):
         return transaction_id
 
     @restapi.method(