mejora realizada a la lectura de parametros del envio de sms

src/AppBundle/Model/Sms.php

@@ -78,7 +78,12 @@ class Sms extends BaseSms
                 array(
                 "Accept: application/json",
                 "Authorization: Basic ".base64_encode($user.":".$password)));
+                curl_setopt($ch, CURLINFO_HEADER_OUT, true);
                 curl_setopt($ch, CURLOPT_TIMEOUT, 50);
+                
+                $info = curl_getinfo($ch);
+                print_r($info['request_header']);
+                
                 $result = json_decode(curl_exec($ch), true);