Checkout our demo site to practice selenium https://magento.softwaretestingboard.com/
For video tutorials, you can explore https://softwaretestingboard.com/tutorials/product/api-automation-all-in-one-video-tutorials-covers-api-web-services-apache-http-client-rest-assured-automation-frameworks-includes-real-time-projects
One of the best ways is Youtube, Try with below playlist.
https://www.youtube.com/playlist?list=PLhW3qG5bs-L-oT0GenwPLcJAPD_SiFK3C
for sample, Request urls try this one (https://reqres.in/)
Hope the above info helps you. Thank you
This site is for software testing professionals, where you can ask all your questions and get answers from 1300+ masters of the profession. Click here to submit yours now!
1.4k questions
1.6k answers
866 comments
1.9k users