Denotes the flow you are using. For Authorization Code, use authorization_code.

The client ID you received from Lifen when you registered your OAuth App.

The client Secret you received from Lifen when you registered your OAuth App ⚠️warning : only use client_secret from your backend. If you have to exchange the authorization code by an access token in frontend (Single Page App or Native App), you can do it by using Authorization Code flow with Proof Key for Code Exchange (PKCE).

The value must match the redirect_uri passed to /authorize. Note that this parameter must be URL encoded.

The Authorization Code received from the initial /authorize call.