Update app.py

app.py

@@ -36,9 +36,7 @@ SERVER_KEY = Keypair.from_seed(seed)
 
 class TransactionPayload(BaseModel):
     signed_hex: str
-    message: str      # The original message
-    signature: str    # Base64 encoded signature
-    public_key: str   # Base64 encoded public key
+