Orchestrator in Tools Release 9.1

Hello Community.

There is a company that would like to use Orchestrator to communicate to a market place using the Pluggto Public API. That API is based on JSON, so the use of business services is not possible, but Orchestrator does. They are in JDE Tools Release 9.1, and I found that it is possible using Orchestrator, but not the Studio, so it is necessary to customize the XML files directly. However, to communicate to an API it is necessary to create a Connector object, and I don't know how to create it outside the Studio. Besides that, the "Open API" feature