<del>https://github.com/micro-app/micro-app/issues/2</del> in IOS 10.3.1, `performance.timing` must use `performance.timing.toJSON` to transfer to be an object so that it can be `JSON.stringify`. Fixed. https://github.com/micro-app/quick-start/commit/cb523ddfa2dce9d87377c605396d242c13135901
micro-app/micro-app#2in IOS 10.3.1,
performance.timingmust useperformance.timing.toJSONto transfer to be an object so that it can beJSON.stringify.Fixed. cb523dd