From 8d6ce332ed625b2bfd87704f37a6d6cad46b34a5 Mon Sep 17 00:00:00 2001
From: Christian Langenbacher <clangenb+gh@protonmail.ch>
Date: Sat, 26 Oct 2024 21:41:13 +0200
Subject: [PATCH] add more comments

---
 sidechain/rpc-handler/src/direct_top_pool_api.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sidechain/rpc-handler/src/direct_top_pool_api.rs b/sidechain/rpc-handler/src/direct_top_pool_api.rs
index c1291d53b..6b6472625 100644
--- a/sidechain/rpc-handler/src/direct_top_pool_api.rs
+++ b/sidechain/rpc-handler/src/direct_top_pool_api.rs
@@ -60,6 +60,9 @@ pub fn add_top_pool_direct_rpc_methods<R, TCS, G, OCallApi>(
 			])
 			.unwrap_or_else(|e| error!("failed to update prometheus metric: {:?}", e));
 		let json_value = match author_submit_extrinsic_inner(local_author.clone(), params) {
+			// Only return hash to support JSON RPC 2.0.
+			// Other methods will follow this pattern when
+			// we tackle #1624.
 			Ok(hash_value) => hash_value.to_hex(),
 			Err(error) => compute_hex_encoded_return_error(error.as_str()),
 		};