The advanced, utilities workflow component, Swagger HTTP can load a Swagger JSON definition can be loaded and a request from the API can be selected.
An HTTP component is then generated with URL, output type, parameter names and header names pre-filled.
Either GET, POST or multipart POST component is selected, based on selected request. For POST components, the method (POST, PUT or PATCH) is also auto-selected.
The Swagger HTTP component has this parameter:
URL to Swagger JSON definition
In this parameter you need to enter the URL of the swagger json definition, that you want to load. After entering it you need to click Load swagger definition and then apply.