How do I get a Graph access token?
Could you please elaborate on the process of obtaining a Graph access token? I'm interested in understanding the steps involved in acquiring this token, as it seems crucial for accessing and utilizing the Graph's functionalities. Could you provide a step-by-step guide, including any necessary prerequisites or requirements? Additionally, are there any specific permissions or authorizations that I need to obtain before proceeding with the process? Thank you in advance for your assistance.