Postman is a free application for testing RESTful APIs. It offers many possibilities, such as functional, load, compliance and security testing of Web Services. It also can auto-generate code to help you design a future connector.
Abrumet provides a Postman project containing the necessary endpoints and examples of messages. This project is ready for use except for the private key corresponding to your public certificate, you must also have your JWT to use the different endpoint use IUA authentication

If you aren't familiar with Postman, you can find the documentation here : https://learning.postman.com/docs/getting-started/introduction/

You can download postman here : https://www.postman.com/downloads/

You will find the postman project in : MHD Abrumet.postman_collection.json. This project has been created with Postman for Windows Version 7.32.0.