return (s:gsub("^%s*(.-)%s*$", "%1"))
 end
 
+local function starts_with(str, start)
+   return str:sub(1, #start) == start
+end
+
 function mqtt_pub(path,value)
   res=mqtt_client:publish(path,value)
   printLog("Pub "..path.." returned "..res);
   local name
 
   mac = packet['Address']
-  uuid = packet['uuid']
+  uuid = packet['UUID']
   type = packet['Type']
   name = packet['Name (complete)']
 
-  if type=='iBeacon' then
+  print(dump(packet))
+
+  if type and starts_with(type,'iBeacon') then
     details=uuid
   elseif name then
     if not(type) then