Remove debug logging from router.py and poa.py

apps/blockchain-node/src/aitbc_chain/consensus/poa.py

@@ -255,7 +255,6 @@ class PoAProposer:
                     # Create transaction record
                     # Extract type from normalized tx_data (which should have the type field)
                     tx_type = tx.content.get("type", "TRANSFER")
-                    self._logger.info(f"[PROPOSE] Transaction {tx.tx_hash} content type: {tx_type}, full content: {tx.content}")
                     if tx_type:
                         tx_type = tx_type.upper()
                     else:

apps/blockchain-node/src/aitbc_chain/rpc/router.py

@@ -308,12 +308,7 @@ async def submit_transaction(tx_data: TransactionRequest) -> Dict[str, Any]:
             "signature": tx_data.sig
         }
         
-        _logger.info(f"[ROUTER] Before normalization: type={tx_data.type}, full dict keys={list(tx_data_dict.keys())}")
-        
         tx_data_dict = _normalize_transaction_data(tx_data_dict, chain_id)
-        
-        _logger.info(f"[ROUTER] After normalization: type={tx_data_dict.get('type')}, full dict keys={list(tx_data_dict.keys())}")
-        
         _validate_transaction_admission(tx_data_dict, mempool)
 
         tx_hash = mempool.add(tx_data_dict, chain_id=chain_id)