curl --location --request GET 'https://sandbox-gateway.pingpongx.com/v2/fx/trade/extend/price?position_id=230807FW691356049&target_c_order_id=2023070315300001&new_value_date=2023-05-16' \ --header 'access_token;'
{ "code": 0, "data": { "base_currency": "USD", "base_currency2": "CNH", "buy_currency": "CNH", "sell_currency": "USD", "ref_price2": 0.139104, "swap_price": 0.00062, "ref_price": 7.18887, "swap_price2": -0.000012, "value_date": "2023-08-09" }, "message": "ok" }