phemex 获取账户资金rest接口 字段调整

standard/src/phemex_swap.rs

@@ -117,9 +117,9 @@ impl Platform for PhemexSwap {
 
         let account_info = response.data["account"].clone();
         let coin = account_info["currency"].as_str().unwrap().to_string();
-        let available_balance = Decimal::from_str(account_info["accountBalanceRv"].as_str().unwrap()).unwrap();
+        let balance = Decimal::from_str(account_info["accountBalanceRv"].as_str().unwrap()).unwrap();
         let frozen_balance = Decimal::from_str(account_info["totalUsedBalanceRv"].as_str().unwrap()).unwrap();
-        let balance = available_balance + frozen_balance;
+        let available_balance = balance - frozen_balance;
         let result = Account {
             coin,
             balance,