Oauth 2.0 post request

POST /oauth/v2/accessToken HTTP/1.1 Host: www.linkedin.com Content-Type: application/x-www-form-urlencoded grant_type=authorization_code&code=987654321&redirect_uri=https%3A%2F%2Fwww.myapp.com%2Fauth%2Flinkedin&client_id=123456789&client_secret=shhdonottell

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I need to make this post request. But unable to figure how to make the request. Explain the different parts of the request ie, headers cookie ... etc

Need a javascript / jquery solution

Plz help thanks