diff --git a/data/refdata/instruments.cfg b/data/refdata/instruments.cfg
index eb9347e..b7f37b6 100644
--- a/data/refdata/instruments.cfg
+++ b/data/refdata/instruments.cfg
@@ -101,81 +101,81 @@
         "price_tick": 0.001
     }
     # --- PAIR-E
-    "PAIR-ETH-USD": {
+    , "PAIR-ETH-USD": {
         "base_asset": "ETH",
         "quote_asset": "USD",
         "quantity_precision": "0.0001",
         "price_tick": 0.01
-    },
-    "PAIR-ETH-USDT": {
+    }
+    , "PAIR-ETH-USDT": {
         "base_asset": "ETH",
         "quote_asset": "USDT",
         "quantity_precision": "0.0001",
         "price_tick": 0.01
-    },
-    "PAIR-EUR-GBP": {
+    }
+    , "PAIR-EUR-GBP": {
         "base_asset": "EUR",
         "quote_asset": "GBP",
         "quantity_precision": "0.00001",
         "price_tick": 0.00001
-    },
-    "PAIR-EUR-USD": {
+    }
+    , "PAIR-EUR-USD": {
         "base_asset": "EUR",
         "quote_asset": "USD",
         "quantity_precision": "0.00001",
         "price_tick": 0.00001
-    },
+    }
     # --- PAIR-G
-    "PAIR-GENE-USDT": {
+    , "PAIR-GENE-USDT": {
         "base_asset": "GENE",
         "quote_asset": "USDT",
         "quantity_precision": "0.01",
         "price_tick": 0.001
-    },
-    "PAIR-GBP-USD": {
+    }
+    , "PAIR-GBP-USD": {
         "base_asset": "GBP",
         "quote_asset": "USD",
         "quantity_precision": "0.00001",
         "price_tick": 0.00001
-    },
+    }
     # --- PAIR-H
-    "PAIR-HBAR-USD": {
+    , "PAIR-HBAR-USD": {
         "base_asset": "HBAR",
         "quote_asset": "USD",
         "quantity_precision": "0.1",
         "price_tick": 0.00001
-    },
-    "PAIR-HBAR-USDT": {
+    }
+    , "PAIR-HBAR-USDT": {
         "base_asset": "HBAR",
         "quote_asset": "USDT",
         "quantity_precision": "0.1",
         "price_tick": 0.00001
-    },
+    }
     # --- PAIR-L
-    "PAIR-LINK-USD": {
+    , "PAIR-LINK-USD": {
         "base_asset": "LINK",
         "quote_asset": "USD",
         "quantity_precision": "0.01",
         "price_tick": 0.001
-    },
-    "PAIR-LINK-USDT": {
+    }
+    , "PAIR-LINK-USDT": {
         "base_asset": "LINK",
         "quote_asset": "USDT",
         "quantity_precision": "0.01",
         "price_tick": 0.001
-    },
-    "PAIR-LTC-USD": {
+    }
+    , "PAIR-LTC-USD": {
         "base_asset": "LTC",
         "quote_asset": "USD",
         "quantity_precision": "0.001",
         "price_tick": 0.01
-    },
-    "PAIR-LTC-USDT": {
+    }
+    , "PAIR-LTC-USDT": {
         "base_asset": "LTC",
         "quote_asset": "USDT",
         "quantity_precision": "0.001",
         "price_tick": 0.01
-    },
+    }
     # --- PAIR-M
     "PAIR-MATIC-USD": {
         "base_asset": "MATIC",