Look at the other sections of the article. If you are in the experimental social sciences, study how the author has written the methodology section, results, and discussion. What information has the author relegated to tables? If you are in the humanities, study how the analysis proceeds. What comes first? How has the author organized the material? Getting a grasp for how others organize content will help you organize yours.
Make some notes. Jot down two or three things you want to learn from your model article. You may find that, on closer reading, the article is not as good as you thought Jot down what you want to imitate and what you want improve upon. These notes don't have to be long, just something to model to remind you later what you thought on reading the model.