exp backoff and theads handling

client-network/src/messages_structure.rs

@@ -48,18 +48,23 @@ pub fn construct_message(
             return Some(message);
         }
         ERROR | DATUMREQUEST => {
-            message.extend_from_slice(&payload.len().to_be_bytes());
+            let a = payload.len() as u16;
+            println!("payload size:{}", a);
+            message.extend_from_slice(&a.to_be_bytes());
             message.extend_from_slice(&payload);
             return Some(message);
         }
         ROOTREPLY | NODATUM | DATUM | NATTRAVERSALREQUEST => {
             println!("payload:{:?}", &payload);
-            message.extend_from_slice(&(payload.len() as u16).to_be_bytes());
+            let a = payload.len() as u16;
+            println!("payload size:{}", a);
+            message.extend_from_slice(&a.to_be_bytes());
             message.extend_from_slice(&payload);
             println!("payload:{:?}", &message);
             let signature = sign_message(crypto_pair, &message);
             message.extend_from_slice(&signature);
-            return Some(message);
+            println!("message_to_send_len:{}", &message.len());
+            return Some(signature);
         }
 
         _ => {}