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To access the RestAPI documentation and get more detailed information about the methods that can be invoked just type RestAPI Endpoint/swagger api-docs/ in your browser.
If you are running the The URL for the admin portal RestAPI documentation will be https://localhost:3335hostname/api-adminportal/api-docs/. And the URL for the user portal RestAPI documentation will be httphttps:///localhost:3333hostname/api-portal/api-docs/.