$operations = new Operations();
$content = $receiver->getMessage();
// get the message content
$address = $receiver->getAddress();
// get the sender's address
$requestId = $receiver->getRequestID();
// get the request ID
$applicationId = $receiver->getApplicationId();
// get application ID
$encoding = $receiver->getEncoding();
// get the encoding value
$version = $receiver->getVersion();
// get the version
$sessionId = $receiver->getSessionId();
// get the session ID;
$ussdOperation = $receiver->getUssdOperation();
// get the ussd operation
$responseMsg = array("main" => "Welcome To Arduino Demo\n\n1. On\n2. Off \n\n99. Exit");
if ($ussdOperation == "mo-init") {
try {
$sessionArrary = array("sessionsid" => $sessionId, "tel" => $address, "menu" => "main", "pg" => "", "others" => "");
$operations->setSessions($sessionArrary);
$sender->ussd($sessionId, $responseMsg["main"], $address);
} catch (Exception $e) {
$sender->ussd($sessionId, 'Please try again', $address);
}
} else {
$flag = 0;
$sessiondetails = $operations->getSession($sessionId);
$cuch_menu = $sessiondetails['menu'];
$operations->session_id = $sessiondetails['sessionsid'];
