From 64f9aab62d627e2af241f7ab5a1afdcc0b99c995 Mon Sep 17 00:00:00 2001
From: Bo-Yi Wu <appleboy.tw@gmail.com>
Date: Tue, 28 Aug 2018 11:37:36 +0800
Subject: [PATCH] fix: json format.

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index d5ead64..327d234 100644
--- a/README.md
+++ b/README.md
@@ -522,7 +522,7 @@ request format:
   "sound": {
     "critical": 1,
     "name": "default",
-    "volume": volume
+    "volume": 2.0
   }
 }
 ```