diff --git a/CryptoExchange.Net/SharedApis/Enums/SharedQuantityType.cs b/CryptoExchange.Net/SharedApis/Enums/SharedQuantityType.cs
index 6e2476d..2fb41e8 100644
--- a/CryptoExchange.Net/SharedApis/Enums/SharedQuantityType.cs
+++ b/CryptoExchange.Net/SharedApis/Enums/SharedQuantityType.cs
@@ -20,6 +20,10 @@
         /// <summary>
         /// Quantity can be either base or quote quantity
         /// </summary>
-        BaseAndQuoteAsset
+        BaseAndQuoteAsset,
+        /// <summary>
+        /// Quantity can be either base or quote quantity, or in contracts
+        /// </summary>
+        BaseAndQuoteAssetAndContracts
     }
 }
diff --git a/CryptoExchange.Net/SharedApis/Models/SharedQuantitySupport.cs b/CryptoExchange.Net/SharedApis/Models/SharedQuantitySupport.cs
index 2da80cb..aea1d5a 100644
--- a/CryptoExchange.Net/SharedApis/Models/SharedQuantitySupport.cs
+++ b/CryptoExchange.Net/SharedApis/Models/SharedQuantitySupport.cs
@@ -65,6 +65,9 @@ namespace CryptoExchange.Net.SharedApis
             if (supportedType == quantityType)
                 return true;
 
+            if (supportedType == SharedQuantityType.BaseAndQuoteAssetAndContracts)
+                return true;
+
             if (supportedType == SharedQuantityType.BaseAndQuoteAsset && (quantityType == SharedQuantityType.BaseAsset || quantityType == SharedQuantityType.QuoteAsset))
                 return true;
 
@@ -77,7 +80,7 @@ namespace CryptoExchange.Net.SharedApis
         public Error? Validate(SharedOrderSide side, SharedOrderType type, SharedQuantity? quantity)
         {
             var supportedType = GetSupportedQuantityType(side, type);
-            if (supportedType == SharedQuantityType.BaseAndQuoteAsset)
+            if (supportedType == SharedQuantityType.BaseAndQuoteAsset || supportedType == SharedQuantityType.BaseAndQuoteAssetAndContracts)
                 return null;
 
             if (supportedType == SharedQuantityType.BaseAndQuoteAsset && quantity != null && quantity.QuantityInBaseAsset == null && quantity.QuantityInQuoteAsset == null)