diff --git a/dag/dag.go b/dag/dag.go
index c9b3bca..5c8bdd8 100644
--- a/dag/dag.go
+++ b/dag/dag.go
@@ -245,12 +245,14 @@ func (d *DAG) updateTaskMetrics(taskID string, result mq.Result, duration time.D
 	case mq.Cancelled:
 		d.metrics.Cancelled++
 	}
-	d.Logger().Info("Updating task metrics",
-		logger.Field{Key: "taskID", Value: taskID},
-		logger.Field{Key: "lastExecuted", Value: time.Now()},
-		logger.Field{Key: "duration", Value: duration},
-		logger.Field{Key: "success", Value: result.Status},
-	)
+	if d.debug {
+		d.Logger().Info("Updating task metrics",
+			logger.Field{Key: "taskID", Value: taskID},
+			logger.Field{Key: "lastExecuted", Value: time.Now()},
+			logger.Field{Key: "duration", Value: duration},
+			logger.Field{Key: "success", Value: result.Status},
+		)
+	}
 }
 
 // Getter for task metrics.
diff --git a/dag/enhancements.go b/dag/enhancements.go
index 8fcaa0d..2af7bc6 100644
--- a/dag/enhancements.go
+++ b/dag/enhancements.go
@@ -255,10 +255,12 @@ func (tm *TransactionManager) CommitTransaction(txID string) error {
 	tx.Status = TransactionStatusCommitted
 	tx.EndTime = time.Now()
 
-	tm.logger.Info("Transaction committed",
-		logger.Field{Key: "transaction_id", Value: txID},
-		logger.Field{Key: "operations_count", Value: len(tx.Operations)},
-	)
+	if tm.dag.debug {
+		tm.logger.Info("Transaction committed",
+			logger.Field{Key: "transaction_id", Value: txID},
+			logger.Field{Key: "operations_count", Value: len(tx.Operations)},
+		)
+	}
 
 	// Clean up save points
 	delete(tm.savePoints, txID)
diff --git a/dag/task_manager.go b/dag/task_manager.go
index 4d99b1a..0ab8011 100644
--- a/dag/task_manager.go
+++ b/dag/task_manager.go
@@ -4,13 +4,13 @@ import (
 	"context"
 	"fmt"
 	"log"
+	"math/rand" // ...new import for jitter...
 	"strings"
 	"sync"
 	"time"
 
-	"math/rand" // ...new import for jitter...
-
 	"github.com/oarkflow/json"
+
 	"github.com/oarkflow/mq"
 	"github.com/oarkflow/mq/logger"
 	"github.com/oarkflow/mq/storage"
@@ -476,7 +476,9 @@ func (tm *TaskManager) logNodeExecution(exec *task, pureNodeID string, result mq
 		fields = append(fields, logger.Field{Key: "error", Value: result.Error.Error()})
 		tm.dag.Logger().Error("Node execution failed", fields...)
 	} else {
-		tm.dag.Logger().Info("Node execution completed", fields...)
+		if tm.dag.debug {
+			tm.dag.Logger().Info("Node execution completed", fields...)
+		}
 	}
 }
 
diff --git a/performance.go b/performance.go
index ba4b1a6..9a939ad 100644
--- a/performance.go
+++ b/performance.go
@@ -284,8 +284,6 @@ func (po *PerformanceOptimizer) adjustWorkerCount() {
 
 	// Apply scaling
 	if targetWorkers != currentWorkers {
-		po.workerPool.logger.Info().Msg(fmt.Sprintf("Auto-scaling workers from %d to %d (queue: %d)",
-			currentWorkers, targetWorkers, queueDepth))
 		po.workerPool.AdjustWorkerCount(targetWorkers)
 	}
 }
diff --git a/pool.go b/pool.go
index bf1f60a..eabfff9 100644
--- a/pool.go
+++ b/pool.go
@@ -1356,8 +1356,6 @@ func (wp *Pool) adjustWorkersBasedOnLoad() {
 	targetWorkers = max(minWorkers, min(maxWorkers, targetWorkers))
 
 	if targetWorkers != currentWorkers {
-		wp.logger.Info().Msgf("Auto-scaling workers from %d to %d (queue: %d, overflow: %d)",
-			currentWorkers, targetWorkers, queueLen, overflowLen)
 		wp.AdjustWorkerCount(targetWorkers)
 	}
 }
diff --git a/services/http/responses/responses.go b/services/http/responses/responses.go
index cb05dd2..d727634 100644
--- a/services/http/responses/responses.go
+++ b/services/http/responses/responses.go
@@ -11,7 +11,7 @@ import (
 type Response struct {
 	Additional any    `json:"additional,omitempty"`
 	Data       any    `json:"data"`
-	Message    string `json:"message,omitempty"`
+	Message    string `json:"message"`
 	StackTrace string `json:"stack_trace,omitempty"`
 	Code       int    `json:"code"`
 	Success    bool   `json:"success"`
diff --git a/services/setup.go b/services/setup.go
index 21d2d20..4e5ab52 100644
--- a/services/setup.go
+++ b/services/setup.go
@@ -19,8 +19,6 @@ import (
 	"github.com/oarkflow/form"
 	"github.com/oarkflow/json"
 	"github.com/oarkflow/log"
-	"github.com/oarkflow/protocol/utils/str"
-
 	"github.com/oarkflow/mq"
 	"github.com/oarkflow/mq/consts"
 	"github.com/oarkflow/mq/dag"
@@ -28,6 +26,7 @@ import (
 	"github.com/oarkflow/mq/services/middlewares"
 	"github.com/oarkflow/mq/services/renderer"
 	"github.com/oarkflow/mq/services/utils"
+	"github.com/oarkflow/protocol/utils/str"
 )
 
 var ValidationInstance Validation
@@ -142,41 +141,34 @@ func prepareNode(flow *dag.DAG, node Node) error {
 			GeneratedFields: node.Data.GeneratedFields,
 			Providers:       providers,
 		})
-		if s, ok := node.Data.AdditionalData["conditions"]; ok {
-			var fil map[string]*Filter
-			err := Map(&fil, s)
-			if err != nil {
-				return err
-			}
-			condition := make(map[string]string)
-			conditions := make(map[string]dag.Condition)
-			for key, cond := range fil {
-				condition[key] = cond.Node
-				if cond.Filter != nil {
-					conditions[key] = cond.Filter
-				} else if cond.FilterGroup != nil {
-					cond.FilterGroup.Operator = strings.ToUpper(cond.FilterGroup.Operator)
-					if !slices.Contains([]string{"AND", "OR"}, cond.FilterGroup.Operator) {
-						cond.FilterGroup.Operator = "AND"
-					}
-					var fillers []filters.Condition
-					for _, f := range cond.FilterGroup.Filters {
-						if f != nil {
-							fillers = append(fillers, f)
-						}
-					}
-					conditions[key] = &filters.FilterGroup{
-						Operator: filters.Boolean(cond.FilterGroup.Operator),
-						Reverse:  cond.FilterGroup.Reverse,
-						Filters:  fillers,
-					}
-				} else {
-					conditions[key] = nil
+		condition := make(map[string]string)
+		conditions := make(map[string]dag.Condition)
+		for key, cond := range node.Data.Conditions {
+			condition[key] = cond.Node
+			if cond.Filter != nil {
+				conditions[key] = cond.Filter
+			} else if cond.FilterGroup != nil {
+				cond.FilterGroup.Operator = strings.ToUpper(cond.FilterGroup.Operator)
+				if !slices.Contains([]string{"AND", "OR"}, cond.FilterGroup.Operator) {
+					cond.FilterGroup.Operator = "AND"
 				}
+				var fillers []filters.Condition
+				for _, f := range cond.FilterGroup.Filters {
+					if f != nil {
+						fillers = append(fillers, f)
+					}
+				}
+				conditions[key] = &filters.FilterGroup{
+					Operator: filters.Boolean(cond.FilterGroup.Operator),
+					Reverse:  cond.FilterGroup.Reverse,
+					Filters:  fillers,
+				}
+			} else {
+				conditions[key] = nil
 			}
-			flow.AddCondition(node.ID, condition)
-			nodeHandler.SetConditions(conditions)
 		}
+		flow.AddCondition(node.ID, condition)
+		nodeHandler.SetConditions(conditions)
 	case dag.Processor:
 		nodeHandler.SetConfig(dag.Payload{
 			Mapping:         node.Data.Mapping,
@@ -459,7 +451,7 @@ func customHandler(flow *dag.DAG) fiber.Handler {
 		if contentType == "" ||
 			contentType == fiber.MIMEApplicationJSON ||
 			contentType == fiber.MIMEApplicationJSONCharsetUTF8 {
-			return ctx.JSON(result)
+			return responses.Success(ctx, 200, result.Payload)
 		}
 
 		var resultData map[string]any
diff --git a/services/user_config.go b/services/user_config.go
index 43b4e22..7808e0e 100644
--- a/services/user_config.go
+++ b/services/user_config.go
@@ -126,6 +126,7 @@ type Data struct {
 	Mapping         map[string]string `json:"mapping,omitempty" yaml:"mapping,omitempty"`
 	AdditionalData  map[string]any    `json:"additional_data,omitempty" yaml:"additional_data,omitempty"`
 	GeneratedFields []string          `json:"generated_fields,omitempty" yaml:"generated_fields,omitempty"`
+	Conditions      map[string]Filter `json:"conditions,omitempty" yaml:"conditions,omitempty"`
 	Providers       []Provider        `json:"providers,omitempty" yaml:"providers,omitempty"`
 }