How to POST multipart/form-data with soapui 4.0.1 (free)

This is my POST request form- data in profile Update ---

 -----------------------------2638131683482
Content-Disposition: form-data; name="user_photo"; filename="1451456913_brodie.jpg"
Content-Type: image/jpeg

Content-Disposition: form-data; name="first_name"

dsfsdfsd
-----------------------------2638131683482
Content-Disposition: form-data; name="last_name"

jjjj

-----------------------------2638131683482
Content-Disposition: form-data; name="mobile_no"

12456666
-----------------------------2638131683482
Content-Disposition: form-data; name="address"

sdfsdf
-----------------------------2638131683482--

 Please  see below screenshot , which I set up for this request. [SoapUI 5.0.1]

       Note -- 1. Select media-type -- multipart/form-data

                   2. Check Post Query String checkbox.

              I got success message in JSON response "Profile was updated successfully.