API Extract Parameters and Variables from endpoint

End Point - https://s3.amazonaws.com/postman-static-getpostman-com/postman-docs/test_data_file.json
Output:
[ { “profile_url”: “http://www.google.com”, “username”: “a85”, “password”: “blah” }, { “profile_url”: “http://www.getpostman.com”, “username”: “larry”, “password”: “nocolors” } ]

How to extract Parameters and values from API in testcases print