private Sub SendMessage(Topic As String, Title As String, Body As String, Mandante As Int)
'''''''''''''''''''''''''''''' NOTIFICA '''''''''''''''''''''''
Dim Job As HttpJob
Job.Initialize("fcm", Me)
Dim m As Map = CreateMap("to": $"/topics/${Topic}"$)
Dim data As Map = CreateMap("title": Title, "body": Body, "mandante": Mandante)
m.Put("data", data)
Dim jg As JSONGenerator
jg.Initialize(m)
Job.PostString("https://fcm.googleapis.com/fcm/send", jg.ToString)
Job.GetRequest.SetContentType("application/json")
Job.GetRequest.SetHeader("Authorization", "key=" & API_KEY)
End Sub
