From 488ff361f63bec5ffe1210ee1353e0cdd9b755ca Mon Sep 17 00:00:00 2001
From: dr-frmr <docterformer@protonmail.com>
Date: Wed, 17 Jul 2024 16:23:06 +0200
Subject: [PATCH] eth: add warning about `from_block`

---
 src/eth.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/eth.rs b/src/eth.rs
index 8c93ffe..49a521d 100644
--- a/src/eth.rs
+++ b/src/eth.rs
@@ -574,6 +574,10 @@ impl Provider {
 
     /// Subscribes to logs without waiting for a confirmation.
     ///
+    /// WARNING: some RPC providers will throw an error if a subscription filter
+    /// has the `from_block` parameter. Make sure to avoid this parameter for subscriptions
+    /// even while using it for getLogs.
+    ///
     /// # Parameters
     /// - `sub_id`: The subscription ID to be used for unsubscribing.
     /// - `filter`: The filter criteria for the logs.