format code

diff --git a/asset/builder.go b/asset/builder.go
index 8ed39a5..bea174e 100644 (file)
--- a/asset/builder.go
+++ b/asset/builder.go
@@ -3,13 +3,11 @@ package asset
 import (
        "context"
        stdjson "encoding/json"
-       "fmt"
 
        log "github.com/sirupsen/logrus"
 
        "github.com/vapor/blockchain/txbuilder"
        "github.com/vapor/consensus/federation"
-       "github.com/vapor/errors"
        "github.com/vapor/protocol/bc"
        "github.com/vapor/protocol/bc/types"
 )