Android Question retrieve PostString post data into JobDone

Dim j As HttpJob
j.Initialize("MyJob",Me)
dim m as map = CreateMap("User":"myself","Password":"password")
j.Tag = m

dim m as map = job.Tag

Sub JobDone(Job As HttpJob)
    Dim bRel As Boolean = True
   
    If ( Job.JobName == "MyJob" ) Then
        bRel = False ' managed by Wait For
    Else
        ' ... managing others jobs ...
    End If
   
    If ( bRel ) Then
        Job.Release
    End If
End Sub

   If ( bRel ) Then
        Job.Release
    End If
End Sub

Dim myURL As String = "http://www.mysite.com"
Din szUsr As String = "myself"
Din szPwd As String = "password"
 
Dim j As HttpJob
j.Initialize("MyJob",Me)
dim m as map = CreateMap("Usr": szUsr, "Pwd": szPwd)
Dim generator As JSONGenerator
generator.Initialize(m)
j.PostString(myURL, generator.ToString)
Wait For (j) JobDone(j As HttpJob)
If j.Success Then
   Log(j.GetString)
else
    log("User used: "&szUsr)
    log("PW used: "&szPwd)
    log(j.errormessage)
End If
j.Release

if (isset($_POST["IMEI"])) {
        $IMEI= $_POST["IMEI"];
        $bateria= $_POST["bateria"];
        $fecha= date("d/m/y H:i:s");
        $longi= $_POST["longi"];
        $lat= $_POST["lat"];
        $altitud= $_POST["altitud"];
        $orientacion= $_POST["orientacion"];

    Dim m As String  = ""
    Dim j As HttpJob
    Log(m)
    j.Initialize("", Me)
    j.PostString("http://gpstracker.nowyouseeme.net/appmovil/index.php"&$"?IMEI=${public_data.imei}&bateria=10&longi=${public_data.longitude}&lat=${public_data.lattitude}&altitud=${public_data.altitud}&orientacion=N"$ ,m)
    Wait For (j) JobDone(j As HttpJob)
    If j.Success Then
        Log(j.GetString)
    End If
    j.Release

    Dim m As String  = $"?IMEI=${public_data.imei}&bateria=10&longi=${public_data.longitude}&lat=${public_data.lattitude}&altitud=${public_data.altitud}&orientacion=N"$ 
    Dim j As HttpJob
    Log(m)
    j.Initialize("", Me)
    j.PostString("http://gpstracker.nowyouseeme.net/appmovil/index.php",m)
    Wait For (j) JobDone(j As HttpJob)
    If j.Success Then
        Log(j.GetString)
    End If
    j.Release