时间随机数：
Date.now().toString(36).replace('.', '')aegis 字符串 https://www.npmjs.com/package/aegis-web-sdk
'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => { const r = (Math.random() * 16) | 0; const v = c === 'x' ? r : (r & 0x3) | 0x8; return v.toString(16); })
