hash debug

lib/transaction.py

@@ -76,7 +76,8 @@ class Transaction:
             public_key = serialization.load_pem_public_key(
                 f.read(),
                 backend=default_backend()
-            return f
+                )
+            return public_key
     
         # key_file = open(file, 'rb')
         # key_data = key_file.read()