diff --git a/cluster_config/cfgsync-template.yaml b/cluster_config/cfgsync-template.yaml
index 069440f..f95023a 100644
--- a/cluster_config/cfgsync-template.yaml
+++ b/cluster_config/cfgsync-template.yaml
@@ -28,6 +28,10 @@ mempool_publish_strategy: !SampleSubnetworks
     secs: 0
     nanos: 100000000
 
+replication_settings:
+  seen_message_cache_size: 204800
+  seen_message_ttl_secs: 900
+
 # Tracing
 tracing_settings:
   logger: Stdout
diff --git a/src/api_clients/base_client.py b/src/api_clients/base_client.py
index c0381e6..ddb68ee 100644
--- a/src/api_clients/base_client.py
+++ b/src/api_clients/base_client.py
@@ -40,4 +40,4 @@ class BaseClient:
     def print_request_size(self, data):
         body_size = len(data) if data else 0
         body_kb = body_size / 1024
-        logger.debug(f"Body size: {body_kb:.2f}kB")
+        logger.debug(f"Request body size: {body_kb:.2f}kB")