import ( // ... "github.com/ngs/go-google-email-audit-api/emailaudit" ) func main() { // ... srv, err := emailaudit.New(client) // client = http.Client if err != nil { log.Fatalf("Unable to retrieve Email Audit API Client %v", err)	} endDate := time.Date(2116, time.October, 31, 23, 59, 59, 0, time.UTC) // Create or update Email Monitor monitor, err := srv.MailMonitor.Update("example.com", "ngs", "kyohei", endDate,	emailaudit.MailMonitorLevels{ IncomingEmail: emailaudit.FullMessageLevel, OutgoingEmail: emailaudit.FullMessageLevel, Draft: emailaudit.FullMessageLevel, Chat: emailaudit.FullMessageLevel,	},	) if err != nil { log.Fatalf("Unable to update email monitor. %v", err)	} // List Email Monitors monitors, err := srv.MailMonitor.List("example.com", "ngs") if err != nil { log.Fatalf("Unable to list email monitor. %v", err)	} for _, m := range monitors { fmt.Printf("%v %v@%v chat:%v draft:%v incoming:%v outgoing:%v\n", m.Updated, m.DestUserName, m.DomainName, m.MonitorLevels.Chat, m.MonitorLevels.Draft, m.MonitorLevels.IncomingEmail, m.MonitorLevels.OutgoingEmail)	} // Disable Email Monitor err = srv.MailMonitor.Disable("example.com", "ngs", "kyohei") if err != nil { log.Fatalf("Unable to disable email monitor. %v", err)	} }