The ClientID and ClientSecret will be in the response of API.

Sample JWT Request Encoded:

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_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

Sample JWT Request Decoded:

{
  "audience": "[https://ob-ybs.sandbox.ybs.co.uk]",
  "grant_types": "[authorization_code,refresh_token,client_credentials]",
  "application_type": "web",
  "iss": "ZctWAcY05dFqQWmmX5GmbK",
  "redirect_uris": "[https://tppclient-sandbox.herokuapp.com/tpp/authorized,https://fintechlabs-fapi-conformance-suite.fintechlabs.io/test/a/YBS_nonprod/callback,https://fintechlabs-fapi-conformance-suite.fintechlabs.io/test/a/YBS_nonprod/callback?dummy1=lorem&dummy2=ipsum]",
  "token_endpoint_auth_method": "private_key_jwt",
  "software_id": "ZctWAcY05dFqQWmmX5GmbK",
  "software_statement": "eyJhbGciOiJQUzI1NiIsImtpZCI6Ikh6YTl2NWJnREpjT25oY1VaN0JNd2JTTF80TlYwZ1NGdklqYVNYZEMtMWM9IiwidHlwIjoiSldUIn0.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.h_85KTQ9XWmEhHx677RKeLHf05U67U_ql3_ogqa6u79LJ5apDTAE-2_xjx23bHpUjziKwQb8dJ54KgyEL6l4tiZfjY4PfZGHZBI7TTYvJ8qIUGGrXkqtuG8KvBQcLHTtomxwSkA9KitVsJIQgAUzp6B4vHl94mFmLw1baOoLdW6GpDLJxb3RxmTB7Ks0_XGxV9GEaDXdIwfrxCyxhiLwwtXHOqYhBWlgenA_aMevYHPHkLYU3GLfw9e5xo6EofbF0GZBpBKTu98-P9M8_bi3Xc0sXX6aovsTSaLNEpWnS6VDOfRNUU-vYLGwKlZjSVSFjg_3GJjymVpjhnZccvTmdQ",
  "scope": "openid accounts payments fundsconfirmations",
  "expiry": "3600h",
  "request_object_signing_alg": "PS256",
  "exp": 1593365761,
  "iat": 1580405761,
  "jti": "a8ebb553-e295-4bee-a81b-d4902a7a0b0f",
  "response_types": "[code id_token]",
  "id_token_signed_response_alg": "PS256"
}