add log lines

x/crosschain/keeper/msg_server_vote_inbound_tx.go

@@ -98,13 +98,12 @@ func (k msgServer) VoteOnObservedInboundTx(goCtx context.Context, msg *types.Msg
 	if err != nil {
 		return nil, err
 	}
-
 	_, isFinalizedInThisBlock := k.zetaObserverKeeper.CheckIfFinalizingVote(ctx, ballot)
 	if !isFinalizedInThisBlock {
 		// Return nil here to add vote to ballot and commit state
 		return &types.MsgVoteOnObservedInboundTxResponse{}, nil
 	}
-
+	// Check if the inbound has already been processed.
 	if k.IsFinalizedInbound(ctx, msg.InTxHash, msg.SenderChainId, msg.EventIndex) {
 		return nil, errorsmod.Wrap(types.ErrObservedTxAlreadyFinalized, fmt.Sprintf("InTxHash %s, SenderChainID %d, EventIndex %d", msg.InTxHash, msg.SenderChainId, msg.EventIndex))
 	}