diff --git a/core/exchanges/__init__.py b/core/exchanges/__init__.py
index 67ad84d..cee8b2b 100644
--- a/core/exchanges/__init__.py
+++ b/core/exchanges/__init__.py
@@ -3,6 +3,7 @@ from abc import ABC, abstractmethod
 from alpaca.common.exceptions import APIError
 from glom import glom
 from oandapyV20.exceptions import V20Error
+from pydantic.error_wrappers import ValidationError
 
 from core.lib import schemas
 from core.util import logs
@@ -131,7 +132,12 @@ class BaseExchange(ABC):
     def validate_response(self, response, method):
         schema = self.get_schema(method)
         # Return a dict of the validated response
-        response_valid = schema(**response).dict()
+        try:
+            response_valid = schema(**response).dict()
+        except ValidationError as e:
+            log.error(f"Error validating {method} response: {response}")
+            log.error(f"Errors: {e}")
+            raise GenericAPIError("Error validating response")
         return response_valid
 
     def call(self, method, *args, **kwargs):
@@ -198,6 +204,10 @@ class BaseExchange(ABC):
     def post_trade(self, trade):
         pass
 
+    @abstractmethod
+    def close_trade(self, trade_id):
+        pass
+
     @abstractmethod
     def get_trade(self, trade_id):
         pass