diff --git a/data/refdata/instruments.cfg b/data/refdata/instruments.cfg
index 32074b8..eb9347e 100644
--- a/data/refdata/instruments.cfg
+++ b/data/refdata/instruments.cfg
@@ -25,81 +25,81 @@
         "quantity_precision": "0.0001",
         "contract_size": 1.0,
         "price_tick": 0.01
-    },
-    "PAIR-AVAX-USD": {
+    }
+    , "PAIR-AVAX-USD": {
         "base_asset": "AVAX",
         "quote_asset": "USD",
         "quantity_precision": "0.00001",
         "price_tick": 0.00001
-    },
-    "PAIR-AVAX-USDT": {
+    }
+    , "PAIR-AVAX-USDT": {
         "base_asset": "AVAX",
         "quote_asset": "USDT",
         "quantity_precision": "0.00001",
         "price_tick": 0.00001
-    },
+    }
     # --- PAIR-B
-    "PAIR-BCH-USD": {
+    , "PAIR-BCH-USD": {
         "base_asset": "BCH",
         "quote_asset": "USD",
         "quantity_precision": "0.001",
         "price_tick": 0.1
-    },
-    "PAIR-BCH-USDT": {
+    }
+    , "PAIR-BCH-USDT": {
         "base_asset": "BCH",
         "quote_asset": "USDT",
         "quantity_precision": "0.001",
         "price_tick": 0.1
-    },
-    "PAIR-BNB-USD": {
+    }
+    , "PAIR-BNB-USD": {
         "base_asset": "BNB",
         "quote_asset": "USD",
         "quantity_precision": "0.00001",
         "price_tick": 0.01
-    },
-    "PAIR-BNB-USDT": {
+    }
+    , "PAIR-BNB-USDT": {
         "base_asset": "BNB",
         "quote_asset": "USD",
         "quantity_precision": "0.00001",
         "price_tick": 0.01
-    },
-    "PAIR-BTC-USD": {
+    }
+    , "PAIR-BTC-USD": {
         "base_asset": "BTC",
         "quote_asset": "USD",
         "quantity_precision": "0.00000001",
         "price_tick": 0.01
-    },
-    "PAIR-BTC-USDT": {
+    }
+    , "PAIR-BTC-USDT": {
         "base_asset": "BTC",
         "quote_asset": "USDT",
         "quantity_precision": "0.00000001",
         "price_tick": 0.1
-    },
+    }
     # --- PAIR-D
-    "PAIR-DOGE-USD": {
+    , "PAIR-DOGE-USD": {
         "base_asset": "DOGE",
         "quote_asset": "USD",
         "quantity_precision": "0.01",
         "price_tick": 0.00001
-    },
-    "PAIR-DOGE-USDT": {
+    }
+    , "PAIR-DOGE-USDT": {
         "base_asset": "DOGE",
         "quote_asset": "USDT",
         "quantity_precision": "0.01",
         "price_tick": 0.00001
-    },
-    "PAIR-DOT-USD": {
+    }
+    , "PAIR-DOT-USD": {
         "base_asset": "DOT",
         "quote_asset": "USD",
         "quantity_precision": "0.01",
         "price_tick": 0.001
-    },
-    "PAIR-DOT-USDT": {
+    }
+    , "PAIR-DOT-USDT": {
         "base_asset": "DOT",
         "quote_asset": "USDT",
         "quantity_precision": "0.01",
         "price_tick": 0.001
-    },
+    }
     # --- PAIR-E
     "PAIR-ETH-USD": {
         "base_asset": "ETH",