def get_login_tokens(login_response_body_dict):
    """Creates dictionary of login keys to use to make additional request calls to USPS

       Args:
            login_response_body_dict: response body (type dictionary) returned by the USPS logon endpoint.
       Returns:
            Dictionary containing logon key and token key to use in other requests to the USPS service
    """
    return {"logonkey": login_response_body_dict['logonkey'],
            "tokenkey": login_response_body_dict['tokenkey']}