diff --git a/model/t_uid/t_uid.go b/model/t_uid/t_uid.go
index 48a196e..e9d0bc6 100644
--- a/model/t_uid/t_uid.go
+++ b/model/t_uid/t_uid.go
@@ -27,8 +27,8 @@ type typeInfo struct {
 
 var table string = "t_uid" // id range table name
 var typeSupported = map[string]typeInfo{
-	"TXID": typeInfo{
-		Name:        "TXID",
+	"SIGNID": typeInfo{
+		Name:        "SIGNID",
 		RangeLength: 3,
 	},
 	"USERID": typeInfo{
@@ -76,6 +76,7 @@ func CreateIdRange(db *gorm.DB, typ, prefix string) (start int64, length int, er
 		}
 		selfid = "TODO"
 	)
+	log.Infof("start CreateIdRange...")
 
 	// Step 2. get lastid && lock root(type+prefix)
 	var tx = db.Begin()