Authenticate and authorize the client using clientId and client-Secret against AHOI using the OAuth 2.0 protocol. The returned authorization token is needed to register new users. see: https://banking-sandbox.starfinanz.de/ahoi/docs/cookbook/index.html#authentication
AhoiClientTokenService
Authenticate and authorize the client using clientId and client-Secret against AHOI using the OAuth 2.0 protocol.
The returned authorization token is needed to register new users.
see: https://banking-sandbox.starfinanz.de/ahoi/docs/cookbook/index.html#authentication
AhoiClientTokenService