From fa0cb1e85f6859708c915702c6cfa3fbaf59355e Mon Sep 17 00:00:00 2001
From: c9s <yoanlin93@gmail.com>
Date: Thu, 1 Jun 2023 12:17:11 +0800
Subject: [PATCH] binance: document balanceUpdate event

---
 pkg/exchange/binance/parse.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkg/exchange/binance/parse.go b/pkg/exchange/binance/parse.go
index 499fca948..b2990d977 100644
--- a/pkg/exchange/binance/parse.go
+++ b/pkg/exchange/binance/parse.go
@@ -165,7 +165,12 @@ func (e *ExecutionReportEvent) Trade() (*types.Trade, error) {
 }
 
 /*
-balanceUpdate
+event: balanceUpdate
+
+Balance Update occurs during the following:
+
+Deposits or withdrawals from the account
+Transfer of funds between accounts (e.g. Spot to Margin)
 
 	{
 	  "e": "balanceUpdate",         //KLineEvent Type
@@ -174,6 +179,8 @@ balanceUpdate
 	  "d": "100.00000000",          //Balance Delta
 	  "T": 1573200697068            //Clear Time
 	}
+
+This event is only for Spot
 */
 type BalanceUpdateEvent struct {
 	EventBase