feat:api获取修复

@@ -96,7 +96,7 @@ class Api
     //查询未成交订单
     public function getOrderPending($param)
     {
-        $path = '/api/v5/trade/order-pending';
+        $path = '/api/v5/trade/orders-pending';
         $method = 'GET';
         return $this->request($path, $method, $param, $this->apiInfo);
     }
@@ -184,6 +184,10 @@ class Api
         } else {
             $result = Curl::httpGet($url, $param, $header);
         }
-        return json_decode($result, true);
+        $data = json_decode($result, true);
+        if (json_last_error() !== JSON_ERROR_NONE) {
+            var_dump("json解析报错", $url, $param, $header, $this->apiInfo, $result);
+        }
+        return $data;
     }
 }