Here is a documentation of the new Recurly app.
Getting started with Recurly
To use any of the above modules, you need to connect your Recurly account to Integromat.
Connecting the Recurly service to Integromat
To connect your Recurly account to Integromat, follow the general instructions for Connecting to services. Clicking the Continue button will bring up a form for entering your API key. The API key can be found by logging into Recurly and going to Developer-> API Credentials.
Once you have saved the form, the connection between Recurly and Integromat is established. Now, you can continue creating your scenario.