Thanks a lot for your post. It works for me. But why does curl not return any message when I post the folowing json formatted command: curl -v -H "Content-Type: text/plain" --data "{\"batch-execution\":{\"commands\":[{\"insert\":{\"out-identifier\":\"message\",\"object\":{\"org.test.Message\":{\"text\":\"Hello\"}}}},{\"fire-all-rules\":\"\"}]}}" http://localhost:8080/drools-server/kservice/rest/execute ------------------------------ If you reply to this email, your message will be added to the discussion below: http://drools.46999.n3.nabble.com/Sending-requests-to-the-Drools-Executio... To unsubscribe from Sending requests to the Drools Execution Server from an external source, click here<http://drools.46999.n3.nabble.com/template/NamlServlet.jtp?macro=... . NAML<http://drools.46999.n3.nabble.com/template/NamlServlet.jtp?macro=...