diff --git a/types/lib.go b/types/lib.go
index ce05a1b..539bcfc 100644
--- a/types/lib.go
+++ b/types/lib.go
@@ -201,13 +201,13 @@ type Credentials struct {
 
 type Log struct {
 	Model
-	Alias string
-	Title string
-	Tags  string
-	Dtlog time.Time
-	Data  []byte
-	Err   string
-	Stack []byte
+	Alias string    `json:"alias,omitempty"`
+	Title string    `json:"title,omitempty"`
+	Tags  string    `json:"tags,omitempty"`
+	Dtlog time.Time `json:"dtlog"`
+	Data  []byte    `json:"data,omitempty"`
+	Err   string    `json:"err,omitempty"`
+	Stack []byte    `json:"stack,omitempty"`
 }
 type LogQuery struct {
 	From  time.Time `json:"from"`