diff --git a/api/v1/client/client.go b/api/v1/client/client.go
index 1c56bbd..05b8c47 100644
--- a/api/v1/client/client.go
+++ b/api/v1/client/client.go
@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"io"
 	"net/http"
+	"time"
 
 	"github.com/NetSepio/erebrus-gateway/api/middleware/auth/paseto"
 	"github.com/NetSepio/erebrus-gateway/config/dbconfig"
@@ -108,6 +109,7 @@ func RegisterClient(c *gin.Context) {
 		Region:        node.Region,
 		Domain:        node.Domain,
 		UserId:        userId,
+		CreatedAt:     time.Now(),
 		// CollectionId:  req.CollectionId,
 	}
 	if err := db.Create(&dbEntry).Error; err != nil {
diff --git a/api/v1/client/types.go b/api/v1/client/types.go
index 2d172db..6114981 100644
--- a/api/v1/client/types.go
+++ b/api/v1/client/types.go
@@ -13,7 +13,7 @@ type Client struct {
 	Address                   []string `json:"Address,omitempty"`
 	CreatedBy                 string   `json:"CreatedBy,omitempty"`
 	UpdatedBy                 string   `json:"UpdatedBy,omitempty"`
-	CreatedAt                 int64    `json:"CreatedAt"`
+	CreatedAt                 int64    `json:"CreatedAt,omitempty"`
 	UpdatedAt                 int64    `json:"UpdatedAt,omitempty"`
 	CollectionId              string   `json:"CollectionId",omitempty"`
 }
diff --git a/models/erebrus.go b/models/erebrus.go
index 74427a2..a846a13 100644
--- a/models/erebrus.go
+++ b/models/erebrus.go
@@ -1,12 +1,15 @@
 package models
 
+import "time"
+
 type Erebrus struct {
-	UUID          string `gorm:"primary_key" json:"UUID"`
-	Name          string `json:"name"`
-	WalletAddress string `json:"walletAddress"`
-	UserId       string `json:"userId,omitempty"`
-	Region       string `json:"region"`
-	NodeId       string `json:"nodeId"`
-	Domain       string `json:"domain"`
-	CollectionId string `json:"collectionId"`
+	UUID          string    `gorm:"primary_key" json:"UUID"`
+	Name          string    `json:"name"`
+	WalletAddress string    `json:"walletAddress"`
+	UserId        string    `json:"userId,omitempty"`
+	Region        string    `json:"region"`
+	NodeId        string    `json:"nodeId"`
+	Domain        string    `json:"domain"`
+	CollectionId  string    `json:"collectionId"`
+	CreatedAt     time.Time `json:"created_at"`
 }