修改htx持仓币对获取字段

standard/src/htx_swap.rs

@@ -593,7 +593,7 @@ pub fn format_order_item(order: serde_json::Value, ct_val: Decimal) -> Order {
 }
 
 pub fn format_position_item(position: &serde_json::Value, ct_val: &Decimal) -> Position {
-    let symbol = position["symbol"].as_str().unwrap().to_string();
+    let symbol = position["pair"].as_str().unwrap().to_string();
     let margin_level = Decimal::from_str(&position["lever_rate"].to_string()).unwrap();
     let amount = Decimal::from_f64(position["volume"].as_f64().unwrap()).unwrap() * ct_val;
 

standard/src/htx_swap_handle.rs

@@ -92,7 +92,7 @@ pub fn handle_position(res_data: &ResponseData, ct_val: &Decimal) -> Vec<Positio
 }
 
 pub fn format_position_item(position: &serde_json::Value, ct_val: &Decimal) -> Position {
-    let symbol = position["symbol"].as_str().unwrap().to_string();
+    let symbol = position["pair"].as_str().unwrap().to_string();
     let margin_level = Decimal::from_str(&position["lever_rate"].to_string()).unwrap();
     let amount = Decimal::from_f64(position["volume"].as_f64().unwrap()).unwrap() * ct_val;