Tempo agora Golang Int64
now := time.Now() // current local time
sec := now.Unix() // number of seconds since January 1, 1970 UTC
nsec := now.UnixNano() // number of nanoseconds since January 1, 1970 UTC
fmt.Println(now) // time.Time
fmt.Println(sec) // int64
fmt.Println(nsec) // int64
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