diff --git a/transports/sms.js b/transports/sms.js
index d71ddee..7f65cef 100644
--- a/transports/sms.js
+++ b/transports/sms.js
@@ -34,7 +34,22 @@ export async function send_message(req, opts, res) {
     const num = opts.userTransport || await userDb_controller.get_phone_number(req);
     if (utils.check_transport_validity('sms', num)) {
         const url = urlBroker(num, opts.message);
-
+        if (properties.getEsupProperty('sms').method) {
+            requestOpts.method = properties.getEsupProperty('sms').method;
+        }
+        if (properties.getEsupProperty('sms').body) {
+                const body = properties.getEsupProperty('sms').body.replace('$phoneNumber$', encodeURIComponent(num)).replace('$message$', encodeURIComponent(opts.message));
+                requestOpts.body = body;
+        }
+        if (properties.getEsupProperty('sms').headers) {
+                if (! requestOpts.headers) {
+                        requestOpts.headers = {};
+                }
+                for (const k in properties.getEsupProperty('sms').headers) {
+                        requestOpts.headers[k] = properties.getEsupProperty('sms').headers[k];
+                }
+        }
+        
         let sms_response;
         try {
             sms_response = await request(url, requestOpts);