diff --git a/taptrade-cli-demo/coordinator/src/coordinator/monitoring.rs b/taptrade-cli-demo/coordinator/src/coordinator/monitoring.rs
index 188007b..01da0ec 100644
--- a/taptrade-cli-demo/coordinator/src/coordinator/monitoring.rs
+++ b/taptrade-cli-demo/coordinator/src/coordinator/monitoring.rs
@@ -49,8 +49,13 @@ pub async fn monitor_bonds(coordinator: Arc<Coordinator>) -> Result<()> {
 	let coordinator_wallet = Arc::clone(&coordinator.coordinator_wallet);
 
 	loop {
+		// sleep for a while
+		tokio::time::sleep(tokio::time::Duration::from_secs(15)).await;
 		// fetch all bonds
 		let bonds = Arc::new(coordinator_db.fetch_all_bonds().await?);
+		if bonds.is_empty() {
+			continue;
+		}
 		let validation_results = coordinator_wallet
 			.validate_bonds(Arc::clone(&bonds))
 			.await?;
@@ -73,8 +78,6 @@ pub async fn monitor_bonds(coordinator: Arc<Coordinator>) -> Result<()> {
 				_ => Err(anyhow!("Invalid PUNISHMENT_ENABLED env var"))?,
 			}
 		}
-		// sleep for a while
-		tokio::time::sleep(tokio::time::Duration::from_secs(15)).await;
 	}
 }
 
diff --git a/taptrade-cli-demo/coordinator/src/wallet/mod.rs b/taptrade-cli-demo/coordinator/src/wallet/mod.rs
index a43eb93..9f6840c 100644
--- a/taptrade-cli-demo/coordinator/src/wallet/mod.rs
+++ b/taptrade-cli-demo/coordinator/src/wallet/mod.rs
@@ -215,12 +215,22 @@ fn test_mempool_accept_bonds(
 ) -> Result<HashMap<Vec<u8>, (MonitoringBond, anyhow::Error)>> {
 	let mut invalid_bonds: HashMap<Vec<u8>, (MonitoringBond, anyhow::Error)> = HashMap::new();
 
-	let raw_bonds: Vec<String> = bonds
+	let raw_bonds: Vec<Vec<String>> = bonds
 		.iter()
-		.map(|bond| bond.bond_tx_hex.clone().raw_hex()) // Assuming `raw_hex()` returns a String or &str
+		.map(|bond| bond.bond_tx_hex.clone().raw_hex())
+		.collect::<Vec<String>>()
+		.chunks(25) // Assuming `raw_hex()` returns a String or &str
+		.map(|chunk| chunk.to_vec())
 		.collect();
 
-	let test_mempool_accept_res = json_rpc_client.deref().test_mempool_accept(&raw_bonds)?;
+	let mut test_mempool_accept_res = Vec::new();
+	for raw_bonds_subvec in raw_bonds {
+		test_mempool_accept_res.extend(
+			json_rpc_client
+				.deref()
+				.test_mempool_accept(&raw_bonds_subvec)?,
+		);
+	}
 
 	for res in test_mempool_accept_res {
 		if !res.allowed {