Update get_weather.xml

openweathermap.org/get_weather.xml

 <?xml version="1.0"?>
     <api method="get">
         <rest method="get">
-            <url appid="$apps.$app.Contacts.weather_apikey" city="@city">
-                <![CDATA[https://api.openweathermap.org/data/2.5/weather?appid=$appid&q=$city]]>
-            </url>
+            <url appid="$apps.$app.Contacts.weather_apikey" city="@city"><![CDATA[https://api.openweathermap.org/data/2.5/weather?appid=$appid&q=$city]]></url>
         </rest>
     </api>