message: Update index.en-US.md
  same reason with
diff: @@ -196,7 +196,7 @@ const { data, error, loading } = useRequest((userId)=> `/api/userInfo/${userId}`
  const { loading, run } = useRequest((username) => ({
  url: '/api/changeUsername',
  method: 'post',
  - data: { username },
  + body: JSON.stringify({ username }),
  }), {
  manual: true,
  });
  