@staticmethod
def build_base_doc(**kwargs):
    """Build the API 'create user with base docs' payload from property values."""
    payload = {'email': kwargs.get('email'), 'phone_number': kwargs.get(
        'phone_number'), 'ip': kwargs.get('ip'), 'name': kwargs.get('name'),
        'alias': kwargs.get('alias'), 'entity_type': kwargs.get(
        'entity_type'), 'entity_scope': kwargs.get('entity_scope'),
        'birth_day': kwargs.get('birth_day'), 'birth_month': kwargs.get(
        'birth_month'), 'birth_year': kwargs.get('birth_year'),
        'address_street': kwargs.get('address_street'), 'address_city':
        kwargs.get('address_city'), 'address_subdivision': kwargs.get(
        'address_subdivision'), 'address_postal_code': kwargs.get(
        'address_postal_code'), 'address_country_code': kwargs.get(
        'address_country_code')}
    return payload
