How to convert a request from Postman to PHP cURL code? Detailed instructions

Hello everyone! I'm a beginner PHP developer and I have a problem. I actively use Postman for API testing, but when it comes to transferring these requests to real PHP code, I waste a lot of time and make mistakes every time.

Here's a specific situation: I have a working POST request in Postman to an external service. The request contains:

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• URL: https://api.example.com/v2/users
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• Headers: Authorization: Bearer token123, Content-Type: application/json
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• Body (raw JSON): {"name": "Ivan", "email": "ivan@example.com", "role": "admin"}
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In Postman everything works perfectly — I get a 201 Created response with the new user's data. But when I try to write PHP code using cURL,