diff --git a/pkg/exchange/max/maxapi/v3/get_margin_loan_history_request.go b/pkg/exchange/max/maxapi/v3/get_margin_loan_history_request.go
index 2904ecc12..e3d6547e8 100644
--- a/pkg/exchange/max/maxapi/v3/get_margin_loan_history_request.go
+++ b/pkg/exchange/max/maxapi/v3/get_margin_loan_history_request.go
@@ -13,10 +13,6 @@ import (
 	"github.com/c9s/bbgo/pkg/types"
 )
 
-func (s *Client) NewGetMarginLoanHistoryRequest() *GetMarginLoanHistoryRequest {
-	return &GetMarginLoanHistoryRequest{client: s.Client}
-}
-
 type LoanRecord struct {
 	SN           string                     `json:"sn"`
 	Currency     string                     `json:"currency"`
@@ -36,3 +32,7 @@ type GetMarginLoanHistoryRequest struct {
 	endTime   *time.Time `param:"endTime,milliseconds"`
 	limit     *int       `param:"limit"`
 }
+
+func (s *Client) NewGetMarginLoanHistoryRequest() *GetMarginLoanHistoryRequest {
+	return &GetMarginLoanHistoryRequest{client: s.Client}
+}