code: public Response<AccessTokenDetails> redeemAuthorisationCodeForAccessToken(final String authorisationCode)
  			throws FreesoundClientException {
  		final OAuth2AccessTokenRequest tokenRequest =
  				new OAuth2AccessTokenRequest(clientId, clientSecret, authorisationCode);
  
  		return executeQuery(tokenRequest);
  	}
docs: Redeem an authorisation code received from freesound.org for an access token that can be used to make calls to
  OAuth2 protected resources.
  
  @param authorisationCode The authorisation code received
  @return Details of the access token returned
  
  @throws FreesoundClientException Any exception thrown during call