From 047371f5ed20bbcaff08a5b9d2c684e7f82cd1ab Mon Sep 17 00:00:00 2001
From: benzguo <ben@substrate.run>
Date: Wed, 12 Jun 2024 02:20:32 -0400
Subject: [PATCH] add backend

---
 substrate/_client.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/substrate/_client.py b/substrate/_client.py
index 0138f77..a8d2ab4 100644
--- a/substrate/_client.py
+++ b/substrate/_client.py
@@ -167,6 +167,7 @@ def default_headers(self) -> Dict[str, str]:
             "Content-Type": "application/json",
             "User-Agent": self.user_agent,
             "X-Substrate-Request-Id": IDGenerator.random_string(32),
+            "X-Substrate-Backend": "v1",
             **self.platform_headers,
             **self.auth_headers,
             **self._additional_headers,