From 77c12a389e5dc412ab0b21d90cf5a90346d30297 Mon Sep 17 00:00:00 2001
From: Shane Vitarana <shanev@gmail.com>
Date: Sun, 6 Aug 2023 21:19:44 -0400
Subject: [PATCH] Add serialization and deserialization to Coins

---
 packages/std/src/coins.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/std/src/coins.rs b/packages/std/src/coins.rs
index 5a0f05a7f3..82a6c6734f 100644
--- a/packages/std/src/coins.rs
+++ b/packages/std/src/coins.rs
@@ -1,6 +1,7 @@
 use alloc::collections::BTreeMap;
 use core::fmt;
 use core::str::FromStr;
+use serde::{Deserialize, Serialize};
 
 use crate::{errors::CoinsError, Coin, StdError, StdResult, Uint128};
 use crate::{OverflowError, OverflowOperation};
@@ -14,7 +15,7 @@ use crate::{OverflowError, OverflowOperation};
 /// - coins are naturally sorted alphabetically by denom
 /// - duplicate denoms are automatically removed
 /// - cheaper for searching/inserting/deleting: O(log(n)) compared to O(n)
-#[derive(Clone, Default, Debug, PartialEq, Eq)]
+#[derive(Serialize, Deserialize, Clone, Default, Debug, PartialEq, Eq)]
 pub struct Coins(BTreeMap<String, Uint128>);
 
 /// Casting a Vec<Coin> to Coins.