Android Question [Solved] FCM notifications

'fm_MessageArrived
If Not(IsPaused(Main)) Then
            Dim m1 As Map
            m1.Initialize
            m1.Put("param1", MData.Get("p1"))    'actual values are more meaningful; this is just to let you follow the flow
            m1.Put("param2", MData.Get("p2"))
            CallSubDelayed2(Main, "FCMOMessage", m1)
 Else
   'send simple notification
end if

'Main
Sub FCMOMessage(m As Map)            'message from service FirebaseMessaging
    Log("**Main FCM OMessage**""")
    Log(B4XPages.GetManager.GetTopPage.Id)
    B4XPages.GetManager.RaiseEvent(B4XPages.GetManager.GetTopPage, "fcm_omessage", Array(m, 1))
End Sub

'Pages where showing a message is appropriate
Sub fcm_omessage(amap As Object, code As Int)
    Dim mmap As Map = amap
    Dim msg As String = $"BlahBlah${CRLF}Param1: ${mmap.Get("param1")}${CRLF}Param2: ${mmap.Get("param2")}${CRLF}"$
    Dim xui As XUI
    Dim sf As Object = xui.MsgboxAsync(msg, "WARNING")
    Wait For (sf) Msgbox_Result (Result As Int)
    If Result = xui.DialogResponse_Positive Then
        '
    End If

'fm_MessageArrived
...
'using topics, not device token
If IsPaused(Main) Then 
   'init and open the DB <-- this is because I originally moved this part from Starter to a class
   ' check with DB if the message is appropriate for this device
   'eventually, update local data and send a notification
else
  ' check with DB if the message is appropriate for this device
   'eventually, update local data accordingly
   If Starter.isForeground Then
      'prepare internal message and deliver it through the delegation scheme
      Dim m1 As Map
      m1.Initialize
      m1.Put("param1", MData.Get("p1"))    'actual values are more meaningful; this is just to let you follow the flow
      m1.Put("param2", MData.Get("p2"))
      CallSubDelayed2(Main, "FCMOMessage", m1)
  else
     send a notification
  end if
end if