Post call with x-www-urlencoding - How to pass arguments

[dura45]

Hello everyone,

I'm trying to create a flow in Talend Open Studio that creates articles from an SQL Server query with an API call using the POST method and x-www-urlencoded format. On postman it works well.

Obviously, there are more than one article, so I'm trying to use an iteration to make multiple calls.

Unfortunately, however, I can't seem to pass the data to the call and the result is a 400 Bad Request error.

This is the flow and the 

Can you help me? Thank you very much