Adding structuredLogging check and fix inconsistencies (#13370)

* Adding structuredLogging check and fix inconsistencies

* Addressing PR review comments

* Addressing PR review comments

* Addressing PR review comments

* Addressing PR review comments

* Addressing PR review comments

app/email_batching.go

@@ -71,7 +71,7 @@ func NewEmailBatchingJob(s *Server, bufferSize int) *EmailBatchingJob {
 }
 
 func (job *EmailBatchingJob) Start() {
-	mlog.Debug(fmt.Sprintf("Email batching job starting. Checking for pending emails every %v seconds.", *job.server.Config().EmailSettings.EmailBatchingInterval))
+	mlog.Debug("Email batching job starting. Checking for pending emails periodically.", mlog.Int("interval_in_seconds", *job.server.Config().EmailSettings.EmailBatchingInterval))
 	newTask := model.CreateRecurringTask(EMAIL_BATCHING_TASK_NAME, job.CheckPendingEmails, time.Duration(*job.server.Config().EmailSettings.EmailBatchingInterval)*time.Second)
 
 	job.taskMutex.Lock()
@@ -107,7 +107,7 @@ func (job *EmailBatchingJob) CheckPendingEmails() {
 	// without actually sending emails
 	job.checkPendingNotifications(time.Now(), job.server.sendBatchedEmailNotification)
 
-	mlog.Debug(fmt.Sprintf("Email batching job ran. %v user(s) still have notifications pending.", len(job.pendingNotifications)))
+	mlog.Debug("Email batching job ran. Some users still have notifications pending.", mlog.Int("number_of_users", len(job.pendingNotifications)))
 }
 
 func (job *EmailBatchingJob) handleNewNotifications() {