Authorization code invalid error

[박지은]

What should I do when I run Postman, I keep getting errors like the following?

[Gordon-C]

Hi @박지은 

Would you please provide the endpoint and parameters that you're executing when the error occurs?

Gordon

[박지은]

The picture above is a parameter, and the header is below.
I copied this after watching some YouTube video, is there anything wrong?

[Gordon-C · Accepted solution]

Try this instead

Endpoint: https://api.fitbit.com/oauth2/token

Headers: authorization and content-type

Under the "Body" tab:  provide all of the parameters (client_id, code, grant_type, redirect_uri)