@Override
	public Object getCredentials() {
		return "";
	}
@author: zlt
@date: 2023/11/15
<p>
Blog: http://zlt2000.gitee.io
Github: https://github.com/zlt2000
zlt-commons/zlt-auth-client-spring-boot-starter/src/main/java/com/central/oauth2/common/token/BaseAuthenticationToken.java