bitget 修正

exchanges/src/bitget_spot_rest.rs

@@ -464,9 +464,7 @@ impl BitgetSpotRest {
             "symbol":symbol,
             "limit":limit,
          });
-        if id_less_than.len() > 0 {
-            params.as_object_mut().unwrap().insert("idLessThan".parse().unwrap(), serde_json::Value::from(id_less_than));
-        }
+
         if start_time.len() > 0 {
             params.as_object_mut().unwrap().insert("startTime".parse().unwrap(), serde_json::Value::from(start_time));
         }
@@ -504,9 +502,11 @@ impl BitgetSpotRest {
     }
     //批量撤销计划委托
     pub async fn cancel_plan_orders(&mut self, symbol_list: Vec<String>) -> ResponseData {
-        let params = serde_json::json!({
-            "symbolList":symbol_list
+        let mut  params = serde_json::json!({
          });
+        if symbol_list.len() > 0 {
+            params.as_object_mut().unwrap().insert("symbolList".parse().unwrap(), serde_json::Value::from(symbol_list));
+        }
         let data = self.request("POST".to_string(),
                                 "/api/v2".to_string(),
                                 "/spot/trade/batch-cancel-plan-order".to_string(),