I have a simple API set-up, actually pointing towards httpbin. In our actual production API, I need to send an API key which is needs to be provided privately (rather than the end-user including it in their GET request).
I though this could be done via the rewrite tool in endpoint designer and although I can add content to the URL, the originaly query string keeps getting appended but preceeded with a question mark, which means that I end up with 1x question mark and then the ASCII equivalent.
My request URL is:
My match pattern is:
and my rewrite is:
The actual URL sent to httpbin ends up as:
How can I get my private parameter (hello=world) simply appended to the query string sent to the server?