log如下：

wxapi ios版本号：v1.8.7.1

wxapi log:wxlog:Error:fail to load Keychain status:-25300, keyData null:1

wxapi log:wxlog:token[(null)] is null

wxapi log:wxlog:launch app with ul only success

wxapi log:wxlog:launch app with universal link, ret:1

wxapi log:wxlog:req:<WXLaunchMiniProgramReq: 0x280b82340>, cid:aaa02d4743a508653932c280cd86c17080db9d89

日志已上报，微信号：15521206262，时间点：20200527 10点40